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b590eaa2
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Wojtek Kosior
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#!/usr/bin/awk -f
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#
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| 3 |
6106c789
|
Wojtek Kosior
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# SPDX-License-Identifier: CC0-1.0
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#
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# Process javascript files and resolve dependencies between them
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#
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# This file is part of Haketilo
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#
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# Copyright (C) 2021, Wojtek Kosior
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the CC0 1.0 Universal License as published by
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# the Creative Commons Corporation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# CC0 1.0 Universal License for more details.
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| 20 |
b590eaa2
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Wojtek Kosior
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BEGIN {
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true = 1
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false = 0
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}
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BEGIN {
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| 26 |
c71ebff8
|
Wojtek Kosior
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identifier_re = "[_a-zA-Z][_a-zA-Z0-9]*"
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path_dir_re = "([-_a-zA-Z0-9][-._a-zA-Z0-9]*/)*"
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path_ext_re = "(\\.[-_.a-zA-Z0-9]*)?"
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path_re_noanchor = path_dir_re identifier_re path_ext_re
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path_re = "^" path_re_noanchor "$"
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| 31 |
b590eaa2
|
Wojtek Kosior
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| 32 |
702eefd2
|
Wojtek Kosior
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if_clause_re = "!?" identifier_re
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if_AND_re = "([[:space:]]+&&[[:space:]]+" if_clause_re ")*"
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if_OR_re = "([[:space:]]+[|][|][[:space:]]+" if_clause_re ")*"
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directive_args_patterns["IF"] = ("^" if_clause_re \
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"(" if_AND_re "|" if_OR_re ")$")
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| 38 |
b590eaa2
|
Wojtek Kosior
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directive_args_patterns["ENDIF"] = "^$"
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directive_args_patterns["ELSE"] = "^$"
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directive_args_patterns["ELIF"] = "^(NOT[[:space:]]+)?" identifier_re "$"
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| 41 |
448820a1
|
Wojtek Kosior
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directive_args_patterns["DEFINE"] = "^" identifier_re "$"
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directive_args_patterns["UNDEF"] = "^" identifier_re "$"
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| 43 |
b590eaa2
|
Wojtek Kosior
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directive_args_patterns["ERROR"] = "^.*$"
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directive_args_patterns["COPY"] = "^[^[:space:]]+$"
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directive_args_patterns["INCLUDE"] = "^[^[:space:]]+$"
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directive_args_patterns["INCLUDE_VERBATIM"] = "^[^[:space:]]+$"
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AS_re = "AS[[:space:]]+" identifier_re
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maybe_AS_re = "([[:space:]]+" AS_re ")?"
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FROM_clause_re = identifier_re maybe_AS_re
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more_FROM_clauses_re = "([[:space:]]*,[[:space:]]*" FROM_clause_re ")*"
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FROM_IMPORT_re = "[^[:space:]]+[[:space:]]+IMPORT[[:space:]]+"
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EXPORT_AS_re = ".*[^[:space:]][[:space:]]+" AS_re
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directive_args_patterns["IMPORT"] = "^[^[:space:]]+" maybe_AS_re "$"
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directive_args_patterns["FROM"] = ("^" FROM_IMPORT_re FROM_clause_re \
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more_FROM_clauses_re "$")
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directive_args_patterns["EXPORT"] = "^(" EXPORT_AS_re "|" identifier_re ")$"
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directive_args_patterns["LOADJS"] = "^[^[:space:]]+$"
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| 61 |
a00926f1
|
Wojtek Kosior
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directive_args_patterns["LOADCSS"] = "^[^[:space:]]+$"
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448820a1
|
Wojtek Kosior
|
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directive_args_patterns["LOADHTML"] = "^[^[:space:]]+$"
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b590eaa2
|
Wojtek Kosior
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}
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function validate_path(read_path, path, line) {
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if (path !~ (path_re)) {
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printf "ERROR: File path in %s does not match '%s': %s\n",
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read_path, path_re, line > "/dev/stderr"
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return 1
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}
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return 0
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}
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function identifier_from_path(path) {
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sub("^" path_dir_re, "", path)
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sub(path_ext_re "$", "", path)
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return path
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}
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function last_token(line) {
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sub("^.*[[:space:]]", "", line)
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return line
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}
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function first_token(line) {
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sub("[[:space:]].*$", "", line)
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return line
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}
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function is_empty(array, key) {
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for (key in array)
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return false
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return true
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}
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| 100 |
6106c789
|
Wojtek Kosior
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| 101 |
b590eaa2
|
Wojtek Kosior
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function clear_array(array, key) {
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for (key in array)
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delete array[key]
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}
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function add_line(path, line, where) {
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if (where != "amalgamation_root_file")
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lines[path,++lines_count[path]] = line
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if (where != "non_amalgamation_file" &&
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path == js_to_amalgamate)
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main_js_lines[++main_js_lines_count] = line
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}
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BEGIN {
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delete page_js_deps[0]
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page_js_deps_count = 0
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}
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function process_file(path, read_path, mode,
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line, result, line_part, directive, directive_args,
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| 122 |
5acb2499
|
Wojtek Kosior
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if_nesting, if_nesting_true, if_branch_processed) {
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| 123 |
b590eaa2
|
Wojtek Kosior
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if (path in modes && modes[path] != mode) {
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printf "ERROR: File %s used multiple times in different contexts\n",
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path > "/dev/stderr"
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return 1
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}
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| 129 |
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if (mode == "html" && path == read_path) {
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clear_array(page_js_deps)
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page_js_deps_count = 0
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| 132 |
a00926f1
|
Wojtek Kosior
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clear_array(page_css_deps)
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b590eaa2
|
Wojtek Kosior
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}
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modes[path] = mode
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if (!(path in reading)) {
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if (path in lines_count)
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return 0
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lines_count[path]
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}
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reading[read_path]
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if (mode == "js" && path == read_path) {
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add_line(path, "\"use strict\";")
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| 147 |
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add_line(path, "this.haketilo_exports = this.haketilo_exports || {};")
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add_line(path, "this.haketilo_exports[\"" path "\"] = {};")
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add_line(path, "window.globalThis = this", "amalgamation_root_file")
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add_line(path, "")
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| 154 |
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add_line(path, "(function() {", "non_amalgamation_file")
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add_line(path, "var globalThis = this.haketilo_this",
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"non_amalgamation_file")
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add_line(path, "{", "non_amalgamation_file")
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}
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| 159 |
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| 160 |
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while (true) {
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result = (getline line < read_path)
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| 162 |
6106c789
|
Wojtek Kosior
|
if (result < 0) {
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| 163 |
b590eaa2
|
Wojtek Kosior
|
printf "ERROR: Could not read %s\n", read_path > "/dev/stderr"
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| 164 |
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return 1
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| 165 |
6106c789
|
Wojtek Kosior
|
}
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| 166 |
01e977f9
|
Wojtek Kosior
|
if (result == 0) {
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| 167 |
c71ebff8
|
Wojtek Kosior
|
if (!(path in appended_lines_counts) || \
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| 168 |
5acb2499
|
Wojtek Kosior
|
additional_line_nr[path] == appended_lines_counts[path])
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| 169 |
01e977f9
|
Wojtek Kosior
|
break
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| 170 |
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| 171 |
5acb2499
|
Wojtek Kosior
|
line = appended_lines[path,++additional_line_nr[path]]
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| 172 |
01e977f9
|
Wojtek Kosior
|
}
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| 173 |
6106c789
|
Wojtek Kosior
|
|
| 174 |
b590eaa2
|
Wojtek Kosior
|
if (line !~ /^#/) {
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| 175 |
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if (if_nesting_true == if_nesting)
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| 176 |
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add_line(path, line)
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| 177 |
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continue
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| 178 |
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}
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| 179 |
6106c789
|
Wojtek Kosior
|
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| 180 |
b590eaa2
|
Wojtek Kosior
|
while (line ~ /\\$/) {
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| 181 |
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sub(/\\$/, "", line)
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| 182 |
6106c789
|
Wojtek Kosior
|
|
| 183 |
b590eaa2
|
Wojtek Kosior
|
result = (getline line_part < read_path)
|
| 184 |
|
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if (result < 0) {
|
| 185 |
|
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printf "ERROR: Could not read %s\n", read_path > "/dev/stderr"
|
| 186 |
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return 1
|
| 187 |
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}
|
| 188 |
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if (result == 0) {
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| 189 |
c71ebff8
|
Wojtek Kosior
|
if (path in appended_lines_counts && \
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| 190 |
5acb2499
|
Wojtek Kosior
|
additional_line_nr[path] < appended_lines_counts[path]) {
|
| 191 |
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line_part = appended_lines[path,++additional_line_nr[path]]
|
| 192 |
01e977f9
|
Wojtek Kosior
|
} else {
|
| 193 |
|
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printf "ERROR: Unexpected EOF in %s\n",
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| 194 |
|
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read_path > "/dev/stderr"
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| 195 |
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return 1
|
| 196 |
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}
|
| 197 |
b590eaa2
|
Wojtek Kosior
|
}
|
| 198 |
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| 199 |
|
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line = line " " line_part
|
| 200 |
|
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}
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| 201 |
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| 202 |
|
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directive = substr(line, 2)
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| 203 |
|
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sub(/[[:space:]].*$/, "", directive)
|
| 204 |
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| 205 |
|
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if (directive !~ \
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| 206 |
448820a1
|
Wojtek Kosior
|
/^(IF|ENDIF|ELSE|ELIF|DEFINE|UNDEF|ERROR|INCLUDE|INCLUDE_VERBATIM|COPY_FILE)$/ &&
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| 207 |
b590eaa2
|
Wojtek Kosior
|
(mode != "js" || directive !~ /^(IMPORT|FROM|EXPORT)$/) &&
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| 208 |
a00926f1
|
Wojtek Kosior
|
(mode != "html" || directive !~ /^(LOADJS|LOADCSS)$/) &&
|
| 209 |
b590eaa2
|
Wojtek Kosior
|
(mode != "manifest" || directive !~ /^(LOADJS|LOADHTML)$/)) {
|
| 210 |
|
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printf "ERROR: Invalid # directive in %s: %s\n",
|
| 211 |
|
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read_path, line > "/dev/stderr"
|
| 212 |
|
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return 1
|
| 213 |
|
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}
|
| 214 |
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|
| 215 |
|
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directive_args = line
|
| 216 |
|
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sub(/^#[^[:space:]]*[[:space:]]*/, "", directive_args)
|
| 217 |
|
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sub(/[[:space:]]*$/, "", directive_args)
|
| 218 |
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|
|
| 219 |
|
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if (directive_args !~ directive_args_patterns[directive]) {
|
| 220 |
|
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printf "ERROR: #%s arguments in %s do not match '%s': %s\n",
|
| 221 |
|
|
directive, read_path, directive_args_patterns[directive], line \
|
| 222 |
|
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> "/dev/stderr"
|
| 223 |
|
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return 1
|
| 224 |
6106c789
|
Wojtek Kosior
|
}
|
| 225 |
b590eaa2
|
Wojtek Kosior
|
|
| 226 |
|
|
if (directive == "IF") {
|
| 227 |
|
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if (if_nesting_true == if_nesting) {
|
| 228 |
448820a1
|
Wojtek Kosior
|
if (if_condition_true(directive_args, path))
|
| 229 |
b590eaa2
|
Wojtek Kosior
|
if_nesting_true++
|
| 230 |
|
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else
|
| 231 |
|
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if_branch_processed = false
|
| 232 |
6106c789
|
Wojtek Kosior
|
}
|
| 233 |
|
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|
| 234 |
b590eaa2
|
Wojtek Kosior
|
if_nesting++
|
| 235 |
|
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} else if (directive == "ENDIF") {
|
| 236 |
|
|
if (if_nesting == 0) {
|
| 237 |
|
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printf "ERROR: Spurious #ENDIF in %s\n",
|
| 238 |
|
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read_path > "/dev/stderr"
|
| 239 |
|
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return 1
|
| 240 |
|
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}
|
| 241 |
|
|
|
| 242 |
|
|
if (if_nesting_true == if_nesting)
|
| 243 |
|
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if_nesting_true--
|
| 244 |
|
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|
| 245 |
|
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if_nesting--
|
| 246 |
|
|
} else if (directive == "ELSE") {
|
| 247 |
|
|
if (if_nesting == 0) {
|
| 248 |
|
|
printf "ERROR: Spurious #ELSE in %s\n",
|
| 249 |
|
|
read_path > "/dev/stderr"
|
| 250 |
|
|
return 1
|
| 251 |
|
|
}
|
| 252 |
|
|
|
| 253 |
|
|
if (if_nesting == if_nesting_true + 1 && !if_branch_processed) {
|
| 254 |
|
|
if_nesting_true++
|
| 255 |
|
|
} else if (if_nesting == if_nesting_true) {
|
| 256 |
|
|
if_branch_processed = true
|
| 257 |
|
|
if_nesting_true--
|
| 258 |
|
|
}
|
| 259 |
|
|
} else if (directive == "ELIF") {
|
| 260 |
|
|
if (if_nesting == 0) {
|
| 261 |
|
|
printf "ERROR: Spurious #ELIF in %s\n",
|
| 262 |
|
|
read_path > "/dev/stderr"
|
| 263 |
|
|
return 1
|
| 264 |
|
|
}
|
| 265 |
|
|
|
| 266 |
|
|
if (if_nesting == if_nesting_true + 1 && !if_branch_processed &&
|
| 267 |
448820a1
|
Wojtek Kosior
|
if_condition_true(directive_args, path)) {
|
| 268 |
b590eaa2
|
Wojtek Kosior
|
if_nesting_true++
|
| 269 |
|
|
} else if (if_nesting == if_nesting_true) {
|
| 270 |
|
|
if_branch_processed = true
|
| 271 |
|
|
if_nesting_true--
|
| 272 |
|
|
}
|
| 273 |
|
|
} else if (if_nesting_true != if_nesting) {
|
| 274 |
|
|
continue
|
| 275 |
448820a1
|
Wojtek Kosior
|
} else if (directive == "DEFINE") {
|
| 276 |
|
|
defines[path,directive_args]
|
| 277 |
|
|
} else if (directive == "UNDEF") {
|
| 278 |
|
|
delete defines[path,directive_args]
|
| 279 |
b590eaa2
|
Wojtek Kosior
|
} else if (directive == "ERROR") {
|
| 280 |
|
|
printf "ERROR: File %s says: %s\n",
|
| 281 |
|
|
read_path, directive_args > "/dev/stderr"
|
| 282 |
|
|
return 1
|
| 283 |
|
|
} else if (directive == "INCLUDE") {
|
| 284 |
|
|
if (include_file(path, read_path, directive_args, line))
|
| 285 |
|
|
return 1
|
| 286 |
|
|
} else if (directive == "INCLUDE_VERBATIM") {
|
| 287 |
|
|
if (include_file(path, read_path, directive_args, line, true))
|
| 288 |
|
|
return 1
|
| 289 |
|
|
} else if (directive == "COPY_FILE") {
|
| 290 |
|
|
if (mark_copy_file(path, read_path, directive_args, line))
|
| 291 |
|
|
return 1
|
| 292 |
|
|
} else if (directive == "IMPORT") {
|
| 293 |
|
|
if (import_js_file(path, read_path, directive_args, line))
|
| 294 |
|
|
return 1
|
| 295 |
|
|
} else if (directive == "FROM") {
|
| 296 |
|
|
if (import_from_js_file(path, read_path, directive_args, line))
|
| 297 |
|
|
return 1
|
| 298 |
|
|
} else if (directive == "EXPORT") {
|
| 299 |
|
|
if (export_from_js_file(path, read_path, directive_args, line))
|
| 300 |
|
|
return 1
|
| 301 |
|
|
} else if (directive == "LOADJS") {
|
| 302 |
|
|
if (mode == "html") {
|
| 303 |
|
|
page_js_deps_count = \
|
| 304 |
|
|
load_js_file(path, read_path, directive_args, line,
|
| 305 |
|
|
page_js_deps, page_js_deps_count)
|
| 306 |
|
|
if (page_js_deps_count < 1)
|
| 307 |
|
|
return 1
|
| 308 |
|
|
} else if (mode == "manifest") {
|
| 309 |
|
|
if (load_js_file(path, read_path, directive_args, line) < 1)
|
| 310 |
|
|
return 1
|
| 311 |
|
|
}
|
| 312 |
a00926f1
|
Wojtek Kosior
|
} else if (directive == "LOADCSS") {
|
| 313 |
|
|
if (load_css_file(path, read_path, directive_args, line,
|
| 314 |
|
|
page_css_deps))
|
| 315 |
|
|
return 1
|
| 316 |
b590eaa2
|
Wojtek Kosior
|
} else if (directive == "LOADHTML") {
|
| 317 |
|
|
if (load_html_file(path, read_path, directive_args, line))
|
| 318 |
|
|
return 1
|
| 319 |
6106c789
|
Wojtek Kosior
|
}
|
| 320 |
b590eaa2
|
Wojtek Kosior
|
}
|
| 321 |
|
|
|
| 322 |
|
|
close(read_path)
|
| 323 |
6106c789
|
Wojtek Kosior
|
|
| 324 |
b590eaa2
|
Wojtek Kosior
|
if (if_nesting) {
|
| 325 |
|
|
printf "ERROR: Unterminated #IF in %s\n", read_path > "/dev/stderr"
|
| 326 |
|
|
return 1
|
| 327 |
6106c789
|
Wojtek Kosior
|
}
|
| 328 |
|
|
|
| 329 |
b590eaa2
|
Wojtek Kosior
|
if (mode == "js" && path == read_path) {
|
| 330 |
|
|
add_line(path, "}", "non_amalgamation_file")
|
| 331 |
|
|
add_line(path, "}).call({", "non_amalgamation_file")
|
| 332 |
|
|
add_line(path, " haketilo_exports: this.haketilo_exports,",
|
| 333 |
|
|
"non_amalgamation_file")
|
| 334 |
|
|
add_line(path, " haketilo_this: this",
|
| 335 |
|
|
"non_amalgamation_file")
|
| 336 |
|
|
add_line(path, "});", "non_amalgamation_file")
|
| 337 |
6106c789
|
Wojtek Kosior
|
}
|
| 338 |
|
|
|
| 339 |
b590eaa2
|
Wojtek Kosior
|
delete reading[read_path]
|
| 340 |
6106c789
|
Wojtek Kosior
|
}
|
| 341 |
|
|
|
| 342 |
448820a1
|
Wojtek Kosior
|
function if_condition_true(directive_args, path,
|
| 343 |
702eefd2
|
Wojtek Kosior
|
result, bool, first_iter, word, negated, alt) {
|
| 344 |
|
|
first_iter = true
|
| 345 |
|
|
|
| 346 |
|
|
while (directive_args) {
|
| 347 |
|
|
word = first_token(directive_args)
|
| 348 |
|
|
sub(/^[^[:space:]]+[[:space:]]*/, "", directive_args)
|
| 349 |
|
|
alt = alt || directive_args ~ /^[|][|]/
|
| 350 |
|
|
sub(/^[^[:space:]]+[[:space:]]*/, "", directive_args)
|
| 351 |
|
|
|
| 352 |
|
|
negated = word ~ /^!/
|
| 353 |
|
|
sub(/^!/, "", word)
|
| 354 |
448820a1
|
Wojtek Kosior
|
bool = (word in defines || (path,word) in defines) != negated
|
| 355 |
702eefd2
|
Wojtek Kosior
|
|
| 356 |
|
|
if (first_iter) {
|
| 357 |
|
|
result = bool
|
| 358 |
|
|
first_iter = false
|
| 359 |
|
|
continue
|
| 360 |
|
|
}
|
| 361 |
|
|
|
| 362 |
|
|
if (alt)
|
| 363 |
|
|
result = result || bool
|
| 364 |
|
|
else # if (directive_args ~ /^AND/)
|
| 365 |
|
|
result = result && bool
|
| 366 |
|
|
}
|
| 367 |
|
|
|
| 368 |
|
|
return result
|
| 369 |
|
|
}
|
| 370 |
|
|
|
| 371 |
b590eaa2
|
Wojtek Kosior
|
function include_file(root_path, read_path, included_path, line, verbatim,
|
| 372 |
|
|
read_line, result) {
|
| 373 |
|
|
if (included_path in reading) {
|
| 374 |
|
|
printf "ERROR: Inclusion loop when including %s in %s\n",
|
| 375 |
|
|
included_path, read_path > "/dev/stderr"
|
| 376 |
|
|
return 1
|
| 377 |
|
|
}
|
| 378 |
|
|
|
| 379 |
|
|
if (verbatim) {
|
| 380 |
|
|
while(true) {
|
| 381 |
|
|
result = (getline read_line < included_path)
|
| 382 |
|
|
if (result > 0)
|
| 383 |
|
|
add_line(root_path, read_line)
|
| 384 |
|
|
else
|
| 385 |
|
|
break
|
| 386 |
|
|
}
|
| 387 |
|
|
|
| 388 |
|
|
if (result == 0) {
|
| 389 |
|
|
close(included_path)
|
| 390 |
|
|
return 0
|
| 391 |
|
|
}
|
| 392 |
6106c789
|
Wojtek Kosior
|
|
| 393 |
b590eaa2
|
Wojtek Kosior
|
printf "ERROR: Could not read %s\n", included_path > "/dev/stderr"
|
| 394 |
|
|
} else {
|
| 395 |
|
|
if (process_file(root_path, included_path, modes[root_path]) == 0)
|
| 396 |
|
|
return 0
|
| 397 |
|
|
}
|
| 398 |
|
|
|
| 399 |
|
|
printf " when including %s in %s\n",
|
| 400 |
|
|
included_path, read_path > "/dev/stderr"
|
| 401 |
|
|
|
| 402 |
|
|
return 1
|
| 403 |
6106c789
|
Wojtek Kosior
|
}
|
| 404 |
|
|
|
| 405 |
b590eaa2
|
Wojtek Kosior
|
function mark_copy_file(root_path, read_path, copied_path, line) {
|
| 406 |
|
|
if (validate_path(read_path, copied_path, line))
|
| 407 |
|
|
return 1
|
| 408 |
|
|
|
| 409 |
|
|
to_copy[copied_path]
|
| 410 |
|
|
|
| 411 |
|
|
return 0
|
| 412 |
|
|
}
|
| 413 |
|
|
|
| 414 |
|
|
function satisfy_import(root_path, imported_path, as, what,
|
| 415 |
|
|
added_line, description, count) {
|
| 416 |
|
|
if ((root_path,as) in imports_from) {
|
| 417 |
|
|
printf "ERROR: Multiple items imported under the name '%s' in %s\n",
|
| 418 |
|
|
as, root_path > "/dev/stderr"
|
| 419 |
|
|
return 1
|
| 420 |
6106c789
|
Wojtek Kosior
|
}
|
| 421 |
b590eaa2
|
Wojtek Kosior
|
|
| 422 |
|
|
added_line = " " as " = haketilo_exports[\"" imported_path "\"]"
|
| 423 |
|
|
if (what)
|
| 424 |
|
|
added_line = added_line "." what
|
| 425 |
|
|
|
| 426 |
|
|
add_line(root_path, "const" added_line ";", "non_amalgamation_file")
|
| 427 |
|
|
add_line(root_path, "let" added_line ";", "amalgamation_root_file")
|
| 428 |
|
|
|
| 429 |
|
|
count = ++import_counts[root_path]
|
| 430 |
|
|
|
| 431 |
|
|
imports_as [root_path,count] = as
|
| 432 |
|
|
imports_from[root_path,as] = imported_path
|
| 433 |
|
|
imports_what[root_path,as] = what
|
| 434 |
|
|
|
| 435 |
|
|
if (what)
|
| 436 |
|
|
description = "'" what "' from " imported_path
|
| 437 |
|
|
else
|
| 438 |
|
|
description = imported_path
|
| 439 |
|
|
|
| 440 |
|
|
description = description " needed by " root_path
|
| 441 |
|
|
|
| 442 |
|
|
if (imported_path in reading) {
|
| 443 |
|
|
printf "ERROR: dependency loop when importing %s\n",
|
| 444 |
|
|
description > "/dev/stderr"
|
| 445 |
|
|
return 1
|
| 446 |
|
|
} else if (process_file(imported_path, imported_path, "js")) {
|
| 447 |
|
|
printf " when importing %s\n", description > "/dev/stderr"
|
| 448 |
|
|
return 1
|
| 449 |
|
|
}
|
| 450 |
|
|
|
| 451 |
|
|
if (what && !((imported_path,what) in exports)) {
|
| 452 |
|
|
printf "ERROR: %s doesn't export '%s' needed by %s\n",
|
| 453 |
|
|
imported_path, what, root_path > "/dev/stderr"
|
| 454 |
|
|
return 1
|
| 455 |
|
|
}
|
| 456 |
|
|
|
| 457 |
|
|
return 0
|
| 458 |
6106c789
|
Wojtek Kosior
|
}
|
| 459 |
|
|
|
| 460 |
b590eaa2
|
Wojtek Kosior
|
function import_js_file(root_path, read_path, directive_args, line,
|
| 461 |
|
|
imported_path, as) {
|
| 462 |
|
|
imported_path = first_token(directive_args)
|
| 463 |
|
|
if (validate_path(read_path, imported_path, line))
|
| 464 |
|
|
return 1
|
| 465 |
|
|
|
| 466 |
|
|
if (line ~ (AS_re "$"))
|
| 467 |
|
|
as = last_token(directive_args)
|
| 468 |
|
|
else
|
| 469 |
|
|
as = identifier_from_path(imported_path)
|
| 470 |
|
|
|
| 471 |
|
|
return satisfy_import(root_path, imported_path, as)
|
| 472 |
|
|
}
|
| 473 |
|
|
|
| 474 |
|
|
function import_from_js_file(root_path, read_path, directive_args, line,
|
| 475 |
|
|
imported_path, args_copy, FROM_clause, as) {
|
| 476 |
|
|
imported_path = first_token(directive_args)
|
| 477 |
|
|
if (validate_path(read_path, imported_path, line))
|
| 478 |
|
|
return 1
|
| 479 |
|
|
|
| 480 |
|
|
args_copy = directive_args
|
| 481 |
|
|
sub("^" FROM_IMPORT_re, "", args_copy)
|
| 482 |
|
|
args_copy = "," args_copy
|
| 483 |
|
|
|
| 484 |
|
|
while (args_copy ~ /,/) {
|
| 485 |
|
|
sub(/^[^,]*,[[:space:]]*/, "", args_copy)
|
| 486 |
|
|
|
| 487 |
|
|
FROM_clause = args_copy
|
| 488 |
|
|
sub(/[[:space:]]*,.*$/, "", FROM_clause)
|
| 489 |
|
|
|
| 490 |
|
|
if (satisfy_import(root_path, imported_path,
|
| 491 |
|
|
last_token(FROM_clause), first_token(FROM_clause)))
|
| 492 |
|
|
return 1
|
| 493 |
6106c789
|
Wojtek Kosior
|
}
|
| 494 |
b590eaa2
|
Wojtek Kosior
|
|
| 495 |
|
|
return 0
|
| 496 |
6106c789
|
Wojtek Kosior
|
}
|
| 497 |
|
|
|
| 498 |
b590eaa2
|
Wojtek Kosior
|
function export_from_js_file(root_path, read_path, directive_args, line,
|
| 499 |
|
|
as, exported_item, added_line) {
|
| 500 |
|
|
as = last_token(directive_args)
|
| 501 |
|
|
|
| 502 |
|
|
if (directive_args ~ ("^" identifier_re "$")) {
|
| 503 |
|
|
exported_item = as
|
| 504 |
|
|
} else {
|
| 505 |
|
|
exported_item = directive_args
|
| 506 |
|
|
sub("[[:space:]]+" AS_re "$", "", exported_item)
|
| 507 |
|
|
}
|
| 508 |
|
|
|
| 509 |
|
|
if ((root_path,as) in exports) {
|
| 510 |
|
|
printf "ERROR: Multiple values exported under the name '%s' in %s\n",
|
| 511 |
|
|
as, root_path > "/dev/stderr"
|
| 512 |
|
|
return 1
|
| 513 |
|
|
}
|
| 514 |
9a7623de
|
Wojtek Kosior
|
|
| 515 |
b590eaa2
|
Wojtek Kosior
|
added_line = \
|
| 516 |
|
|
"this.haketilo_exports[\"" root_path "\"]." as " = (" exported_item ");"
|
| 517 |
|
|
add_line(root_path, added_line)
|
| 518 |
6106c789
|
Wojtek Kosior
|
|
| 519 |
b590eaa2
|
Wojtek Kosior
|
exports[root_path,as]
|
| 520 |
6106c789
|
Wojtek Kosior
|
|
| 521 |
b590eaa2
|
Wojtek Kosior
|
return 0
|
| 522 |
93dd7360
|
Wojtek Kosior
|
}
|
| 523 |
|
|
|
| 524 |
b590eaa2
|
Wojtek Kosior
|
function compute_deps(js_path, dependencies, count, dependencies_added,
|
| 525 |
|
|
i_max, i, as, next_path) {
|
| 526 |
|
|
delete dependencies_added[0]
|
| 527 |
93dd7360
|
Wojtek Kosior
|
|
| 528 |
b590eaa2
|
Wojtek Kosior
|
if (process_file(js_path, js_path, "js"))
|
| 529 |
|
|
return 0
|
| 530 |
93dd7360
|
Wojtek Kosior
|
|
| 531 |
b590eaa2
|
Wojtek Kosior
|
i_max = import_counts[js_path]
|
| 532 |
|
|
for (i = 1; i <= i_max; i++) {
|
| 533 |
|
|
as = imports_as[js_path,i]
|
| 534 |
|
|
next_path = imports_from[js_path,as]
|
| 535 |
|
|
if (next_path in dependencies_added)
|
| 536 |
|
|
continue
|
| 537 |
|
|
|
| 538 |
|
|
count = compute_deps(next_path, dependencies, count, dependencies_added)
|
| 539 |
|
|
if (count < 1)
|
| 540 |
|
|
return 0
|
| 541 |
|
|
}
|
| 542 |
|
|
|
| 543 |
|
|
dependencies_added[js_path]
|
| 544 |
|
|
dependencies[++count] = js_path
|
| 545 |
|
|
|
| 546 |
|
|
return count
|
| 547 |
6106c789
|
Wojtek Kosior
|
}
|
| 548 |
|
|
|
| 549 |
b590eaa2
|
Wojtek Kosior
|
# Here js_deps and js_deps_count are optional args, used when loading scripts
|
| 550 |
a00926f1
|
Wojtek Kosior
|
# into an HTML page to avoid having the same script loaded twice in multiple
|
| 551 |
b590eaa2
|
Wojtek Kosior
|
# places.
|
| 552 |
|
|
function load_js_file(root_path, read_path, loaded_path, line,
|
| 553 |
|
|
js_deps, js_deps_count,
|
| 554 |
|
|
js_deps_already_added, i, added_line) {
|
| 555 |
|
|
delete js_deps[""]
|
| 556 |
|
|
delete js_deps_already_added[0]
|
| 557 |
|
|
|
| 558 |
|
|
if (validate_path(read_path, loaded_path, line))
|
| 559 |
6106c789
|
Wojtek Kosior
|
return 0
|
| 560 |
|
|
|
| 561 |
b590eaa2
|
Wojtek Kosior
|
for (i = 1; i <= js_deps_count; i++)
|
| 562 |
|
|
js_deps_already_added[js_deps[i]]
|
| 563 |
|
|
|
| 564 |
|
|
i = js_deps_count
|
| 565 |
|
|
|
| 566 |
|
|
js_deps_count = compute_deps(loaded_path, js_deps,
|
| 567 |
|
|
js_deps_count, js_deps_already_added)
|
| 568 |
|
|
|
| 569 |
|
|
if (js_deps_count < 1) {
|
| 570 |
|
|
printf " when loading %s from %s\n",
|
| 571 |
|
|
loaded_path, read_path > "/dev/stderr"
|
| 572 |
|
|
return 0
|
| 573 |
|
|
}
|
| 574 |
|
|
|
| 575 |
|
|
while (++i <= js_deps_count) {
|
| 576 |
|
|
if (modes[root_path] == "html") {
|
| 577 |
|
|
added_line = "<script src=\"/" js_deps[i] "\"></script>"
|
| 578 |
|
|
} else { #if (modes[root_path] == "manifest") {
|
| 579 |
|
|
added_line = "\"" js_deps[i] "\""
|
| 580 |
|
|
if (i != js_deps_count)
|
| 581 |
|
|
added_line = added_line ","
|
| 582 |
|
|
}
|
| 583 |
|
|
add_line(root_path, added_line)
|
| 584 |
|
|
}
|
| 585 |
|
|
|
| 586 |
|
|
return js_deps_count
|
| 587 |
|
|
}
|
| 588 |
|
|
|
| 589 |
a00926f1
|
Wojtek Kosior
|
# css_deps is an array used to avoid having the same stylesheet loaded twice in
|
| 590 |
|
|
# multiple places in a single HTML page.
|
| 591 |
|
|
function load_css_file(root_path, read_path, loaded_path, line, css_deps) {
|
| 592 |
|
|
delete css_deps[""]
|
| 593 |
|
|
|
| 594 |
|
|
if (validate_path(read_path, loaded_path, line))
|
| 595 |
|
|
return 1
|
| 596 |
|
|
|
| 597 |
|
|
if (!(loaded_path in css_deps)) {
|
| 598 |
|
|
css_deps[loaded_path]
|
| 599 |
|
|
to_copy[loaded_path]
|
| 600 |
|
|
added_line = ("<link rel=\"stylesheet\" type=\"text/css\" " \
|
| 601 |
|
|
"href=\"/" loaded_path "\" />")
|
| 602 |
|
|
add_line(root_path, added_line)
|
| 603 |
|
|
}
|
| 604 |
|
|
|
| 605 |
|
|
return 0
|
| 606 |
|
|
}
|
| 607 |
|
|
|
| 608 |
b590eaa2
|
Wojtek Kosior
|
function load_html_file(root_path, read_path, loaded_path, line) {
|
| 609 |
|
|
if (validate_path(read_path, loaded_path, line))
|
| 610 |
|
|
return 1
|
| 611 |
|
|
|
| 612 |
|
|
if (process_file(loaded_path, loaded_path, "html")) {
|
| 613 |
|
|
printf " when loading %s from %s\n",
|
| 614 |
|
|
loaded_path, read_path, line > "/dev/stderr"
|
| 615 |
6106c789
|
Wojtek Kosior
|
return 1
|
| 616 |
|
|
}
|
| 617 |
|
|
|
| 618 |
b590eaa2
|
Wojtek Kosior
|
return 0
|
| 619 |
|
|
}
|
| 620 |
6106c789
|
Wojtek Kosior
|
|
| 621 |
b590eaa2
|
Wojtek Kosior
|
function print_amalgamation(js_deps, js_deps_count,
|
| 622 |
|
|
js_dep_nr, path, max_line_nr, line_nr) {
|
| 623 |
|
|
delete js_deps[0]
|
| 624 |
6106c789
|
Wojtek Kosior
|
|
| 625 |
b590eaa2
|
Wojtek Kosior
|
js_deps_count = compute_deps(js_to_amalgamate, js_deps, 0)
|
| 626 |
|
|
if (js_deps_count < 1)
|
| 627 |
|
|
return 1
|
| 628 |
|
|
|
| 629 |
|
|
# '<' instead of '<=' because we print the main js file below instead
|
| 630 |
|
|
for (js_dep_nr = 1; js_dep_nr < js_deps_count; js_dep_nr++) {
|
| 631 |
|
|
path = js_deps[js_dep_nr]
|
| 632 |
|
|
max_line_nr = lines_count[path]
|
| 633 |
|
|
|
| 634 |
|
|
for (line_nr = 1; line_nr <= max_line_nr; line_nr++)
|
| 635 |
|
|
print lines[path, line_nr]
|
| 636 |
6106c789
|
Wojtek Kosior
|
}
|
| 637 |
|
|
|
| 638 |
b590eaa2
|
Wojtek Kosior
|
for (line_nr = 1; line_nr <= main_js_lines_count; line_nr++)
|
| 639 |
|
|
print main_js_lines[line_nr]
|
| 640 |
6106c789
|
Wojtek Kosior
|
|
| 641 |
|
|
return 0
|
| 642 |
|
|
}
|
| 643 |
|
|
|
| 644 |
|
|
function print_usage() {
|
| 645 |
5acb2499
|
Wojtek Kosior
|
printf "USAGE: %s compute_scripts.awk -- [-D PREPROCESSOR_DEFINITION]... [-M manifest/to/process/manifest.json]... [-H html/to/process.html]... [-J js/to/process.js]... [-A file/to/append/to.js:appended_code]... [--help|-h] [--output-dir=./build] [--write-js-deps] [--write-html-deps] [--output=files-to-copy|--output=amalgamate-js:js/to/process.js]\n",
|
| 646 |
6106c789
|
Wojtek Kosior
|
ARGV[0] > "/dev/stderr"
|
| 647 |
|
|
}
|
| 648 |
|
|
|
| 649 |
b590eaa2
|
Wojtek Kosior
|
BEGIN {
|
| 650 |
|
|
option_arg_patterns["D"] = "^" identifier_re "$"
|
| 651 |
|
|
option_arg_patterns["M"] = path_re
|
| 652 |
|
|
option_arg_patterns["H"] = path_re
|
| 653 |
|
|
option_arg_patterns["J"] = path_re
|
| 654 |
c71ebff8
|
Wojtek Kosior
|
option_arg_patterns["A"] = "^" path_re_noanchor ":"
|
| 655 |
6106c789
|
Wojtek Kosior
|
}
|
| 656 |
|
|
|
| 657 |
c71ebff8
|
Wojtek Kosior
|
function main(i, j, path, letter, dir, max_line_nr, js_deps, js_deps_count,
|
| 658 |
3840192d
|
Wojtek Kosior
|
code, tmp_lines) {
|
| 659 |
b590eaa2
|
Wojtek Kosior
|
output_dir = "./build"
|
| 660 |
|
|
write_js_deps = false
|
| 661 |
|
|
write_html_deps = false
|
| 662 |
6106c789
|
Wojtek Kosior
|
|
| 663 |
c71ebff8
|
Wojtek Kosior
|
delete appended_lines[0]
|
| 664 |
|
|
delete appended_lines_counts[0]
|
| 665 |
3840192d
|
Wojtek Kosior
|
delete tmp_lines[0]
|
| 666 |
c71ebff8
|
Wojtek Kosior
|
|
| 667 |
|
|
delete lines[0]
|
| 668 |
3840192d
|
Wojtek Kosior
|
delete lines_count[0]
|
| 669 |
c71ebff8
|
Wojtek Kosior
|
|
| 670 |
b590eaa2
|
Wojtek Kosior
|
output = ""
|
| 671 |
|
|
js_to_amalgamate = ""
|
| 672 |
|
|
delete main_js_lines[0]
|
| 673 |
6106c789
|
Wojtek Kosior
|
|
| 674 |
b590eaa2
|
Wojtek Kosior
|
delete manifests_to_process[0]
|
| 675 |
|
|
delete html_to_process[0]
|
| 676 |
|
|
delete js_to_process[0]
|
| 677 |
6106c789
|
Wojtek Kosior
|
|
| 678 |
b590eaa2
|
Wojtek Kosior
|
delete explicitly_requested[0]
|
| 679 |
6106c789
|
Wojtek Kosior
|
|
| 680 |
b590eaa2
|
Wojtek Kosior
|
for (i = 1; i < ARGC; i++) {
|
| 681 |
c71ebff8
|
Wojtek Kosior
|
if (ARGV[i] ~ /^-[DMHJA]$/) {
|
| 682 |
b590eaa2
|
Wojtek Kosior
|
letter = substr(ARGV[i++], 2)
|
| 683 |
|
|
if (i == ARGC || ARGV[i] !~ option_arg_patterns[letter]) {
|
| 684 |
|
|
printf "ERROR: '-%s' option should be followed by an argument matching '%s'\n",
|
| 685 |
|
|
letter, option_arg_patterns[letter] > "/dev/stderr"
|
| 686 |
|
|
return 1
|
| 687 |
|
|
}
|
| 688 |
6106c789
|
Wojtek Kosior
|
|
| 689 |
b590eaa2
|
Wojtek Kosior
|
if (letter == "D")
|
| 690 |
|
|
defines[ARGV[i]]
|
| 691 |
|
|
else
|
| 692 |
|
|
explicitly_requested[ARGV[i]]
|
| 693 |
|
|
|
| 694 |
|
|
if (letter == "M")
|
| 695 |
|
|
manifests_to_process[ARGV[i]]
|
| 696 |
|
|
if (letter == "H")
|
| 697 |
|
|
html_to_process[ARGV[i]]
|
| 698 |
|
|
if (letter == "J")
|
| 699 |
|
|
js_to_process[ARGV[i]]
|
| 700 |
c71ebff8
|
Wojtek Kosior
|
|
| 701 |
|
|
if (letter == "A") {
|
| 702 |
|
|
path = ARGV[i]
|
| 703 |
|
|
sub(/:.*$/, "", path)
|
| 704 |
|
|
if (path in appended_lines_counts) {
|
| 705 |
|
|
printf "ERROR: The same file %s given to the '-A' option multiple times\n",
|
| 706 |
|
|
path > "/dev/stderr"
|
| 707 |
|
|
return 1
|
| 708 |
|
|
}
|
| 709 |
|
|
|
| 710 |
3840192d
|
Wojtek Kosior
|
clear_array(tmp_lines)
|
| 711 |
c71ebff8
|
Wojtek Kosior
|
code = ARGV[i]
|
| 712 |
|
|
sub(/^[^:]+:/, "", code)
|
| 713 |
3840192d
|
Wojtek Kosior
|
appended_lines_counts[path] = split(code, tmp_lines, "\n")
|
| 714 |
c71ebff8
|
Wojtek Kosior
|
for (j = appended_lines_counts[path]; j > 0; j--)
|
| 715 |
3840192d
|
Wojtek Kosior
|
appended_lines[path,j] = tmp_lines[j]
|
| 716 |
c71ebff8
|
Wojtek Kosior
|
}
|
| 717 |
b590eaa2
|
Wojtek Kosior
|
} else if (ARGV[i] ~ /^-(-help|h)$/ ) {
|
| 718 |
|
|
print_usage()
|
| 719 |
|
|
return 0
|
| 720 |
|
|
} else if (ARGV[i] ~ /^--output-dir=/) {
|
| 721 |
|
|
output_dir = ARGV[i]
|
| 722 |
|
|
sub(/^--output-dir=/, "", output_dir)
|
| 723 |
|
|
} else if (ARGV[i] ~ /^--write-js-deps$/) {
|
| 724 |
|
|
write_js_deps = true
|
| 725 |
|
|
} else if (ARGV[i] ~ /^--write-html-deps$/) {
|
| 726 |
|
|
write_html_deps = true
|
| 727 |
|
|
} else if (ARGV[i] ~ /^--output=files-to-copy$/) {
|
| 728 |
|
|
output = "files-to-copy"
|
| 729 |
|
|
} else if (ARGV[i] ~ /^--output=amalgamate-js:/) {
|
| 730 |
|
|
output = "amalgamate-js"
|
| 731 |
c71ebff8
|
Wojtek Kosior
|
js_to_amalgamate = ARGV[i]
|
| 732 |
|
|
sub(/^--output=amalgamate-js:/, "", js_to_amalgamate)
|
| 733 |
b590eaa2
|
Wojtek Kosior
|
if (js_to_amalgamate !~ path_re) {
|
| 734 |
|
|
printf "ERROR: amalgamate-js path does not match '%s': %s\n",
|
| 735 |
|
|
path_re, js_to_amalgamate > "/dev/stderr"
|
| 736 |
|
|
return 1
|
| 737 |
|
|
}
|
| 738 |
|
|
} else {
|
| 739 |
|
|
printf "ERROR: Unknown option '%s'\n", ARGV[i] > "/dev/stderr"
|
| 740 |
|
|
print_usage()
|
| 741 |
|
|
return 1
|
| 742 |
|
|
}
|
| 743 |
6106c789
|
Wojtek Kosior
|
}
|
| 744 |
|
|
|
| 745 |
b590eaa2
|
Wojtek Kosior
|
if (is_empty(explicitly_requested) && output != "amalgamate-js") {
|
| 746 |
|
|
explicitly_requested["manifest.json"]
|
| 747 |
|
|
manifests_to_process["manifest.json"]
|
| 748 |
6106c789
|
Wojtek Kosior
|
}
|
| 749 |
b590eaa2
|
Wojtek Kosior
|
|
| 750 |
|
|
for (path in manifests_to_process) {
|
| 751 |
|
|
if (process_file(path, path, "manifest"))
|
| 752 |
|
|
return 1
|
| 753 |
|
|
}
|
| 754 |
|
|
for (path in html_to_process) {
|
| 755 |
|
|
if (process_file(path, path, "html"))
|
| 756 |
|
|
return 1
|
| 757 |
|
|
}
|
| 758 |
|
|
for (path in js_to_process) {
|
| 759 |
|
|
if (process_file(path, path, "js"))
|
| 760 |
|
|
return 1
|
| 761 |
|
|
}
|
| 762 |
|
|
|
| 763 |
|
|
for (path in lines_count) {
|
| 764 |
|
|
if (!(path in explicitly_requested) &&
|
| 765 |
|
|
!(modes[path] == "js" && write_js_deps) &&
|
| 766 |
|
|
!(modes[path] == "html" && write_html_deps))
|
| 767 |
|
|
continue
|
| 768 |
|
|
|
| 769 |
|
|
dir = path
|
| 770 |
|
|
sub(/[^/]*$/, "", dir)
|
| 771 |
|
|
dir = output_dir "/" dir
|
| 772 |
|
|
sub("'", "'\\''", dir)
|
| 773 |
|
|
|
| 774 |
|
|
system("mkdir -p '" dir "'")
|
| 775 |
|
|
|
| 776 |
|
|
printf "" > (output_dir "/" path)
|
| 777 |
|
|
|
| 778 |
|
|
max_line_nr = lines_count[path]
|
| 779 |
|
|
for (i = 1; i <= max_line_nr; i++)
|
| 780 |
|
|
print lines[path, i] >> (output_dir "/" path)
|
| 781 |
|
|
}
|
| 782 |
|
|
|
| 783 |
|
|
if (output == "files-to-copy") {
|
| 784 |
|
|
for (path in to_copy)
|
| 785 |
|
|
print path
|
| 786 |
|
|
}
|
| 787 |
|
|
|
| 788 |
|
|
if (output == "amalgamate-js") {
|
| 789 |
|
|
if (print_amalgamation())
|
| 790 |
|
|
return 1
|
| 791 |
|
|
}
|
| 792 |
|
|
|
| 793 |
|
|
return 0
|
| 794 |
|
|
}
|
| 795 |
|
|
|
| 796 |
|
|
BEGIN {
|
| 797 |
|
|
exit main()
|
| 798 |
6106c789
|
Wojtek Kosior
|
}
|