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Merge pull request #13572 from overleaf/mj-bibtex-grammar

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[cm6] Add support for bibtex

GitOrigin-RevId: 28bc8e47c53df1612c1e30cf690e893b0bbf500c
This commit is contained in:
Mathias Jakobsen
2023-07-03 12:18:27 +02:00
committed by Copybot
parent e5d6777211
commit 67e7621633
15 changed files with 413 additions and 101 deletions
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66
services/web/webpack-plugins/lezer-grammar-compiler.js
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@@ -4,45 +4,49 @@ const modulePath = path.resolve(__dirname, '../scripts/lezer-latex/generate.js')
try {
fs.accessSync(modulePath, fs.constants.W_OK)
const { compile, options } = require(modulePath)
const { compile, grammars } = require(modulePath)
const PLUGIN_NAME = 'lezer-grammar-compiler'
class LezerGrammarCompilerPlugin {
apply(compiler) {
compiler.hooks.make.tap(PLUGIN_NAME, compilation => {
// Add the grammar file to the file paths watched by webpack
compilation.fileDependencies.add(options.grammarPath)
})
compiler.hooks.beforeCompile.tapAsync(
PLUGIN_NAME,
(_compilation, callback) => {
// Check timestamps on grammar and parser files, and re-compile if needed.
// (Note: the compiled parser file is watched by webpack, and so will trigger
// a second compilation immediately after. This seems harmless.)
if (
!fs.existsSync(options.parserOutputPath) ||
!fs.existsSync(options.termsOutputPath)
) {
console.log('Parser does not exist, compiling')
compile()
return callback()
}
fs.stat(options.grammarPath, (err, grammarStat) => {
if (err) {
return callback(err)
for (const grammar of grammars) {
compiler.hooks.make.tap(PLUGIN_NAME, compilation => {
// Add the grammar file to the file paths watched by webpack
compilation.fileDependencies.add(grammar.grammarPath)
})
compiler.hooks.beforeCompile.tapAsync(
PLUGIN_NAME,
(_compilation, callback) => {
// Check timestamps on grammar and parser files, and re-compile if needed.
// (Note: the compiled parser file is watched by webpack, and so will trigger
// a second compilation immediately after. This seems harmless.)
if (
!fs.existsSync(grammar.parserOutputPath) ||
!fs.existsSync(grammar.termsOutputPath)
) {
console.log('Parser does not exist, compiling')
compile(grammar)
return callback()
}
fs.stat(options.parserOutputPath, (err, parserStat) => {
fs.stat(grammar.grammarPath, (err, grammarStat) => {
if (err) {
return callback(err)
}
callback()
if (grammarStat.mtime > parserStat.mtime) {
console.log('Grammar file newer than parser file, re-compiling')
compile()
}
fs.stat(grammar.parserOutputPath, (err, parserStat) => {
if (err) {
return callback(err)
}
callback()
if (grammarStat.mtime > parserStat.mtime) {
console.log(
'Grammar file newer than parser file, re-compiling'
)
compile(grammar)
}
})
})
})
}
)
}
)
}
}
}
module.exports = { LezerGrammarCompilerPlugin }