Add rollup-plugin-minify-html-template-literals to node_modules

R=jacktfranklin@chromium.org

Bug: 1213034
Change-Id: I5da8225f60b53870a1c67d6b5d02a464c08f4eb2
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2917088
Commit-Queue: Tim van der Lippe <tvanderlippe@chromium.org>
Reviewed-by: Jack Franklin <jacktfranklin@chromium.org>
diff --git a/node_modules/clean-css/lib/reader/read-sources.js b/node_modules/clean-css/lib/reader/read-sources.js
new file mode 100644
index 0000000..1338f6a
--- /dev/null
+++ b/node_modules/clean-css/lib/reader/read-sources.js
@@ -0,0 +1,341 @@
+var fs = require('fs');
+var path = require('path');
+
+var applySourceMaps = require('./apply-source-maps');
+var extractImportUrlAndMedia = require('./extract-import-url-and-media');
+var isAllowedResource = require('./is-allowed-resource');
+var loadOriginalSources = require('./load-original-sources');
+var normalizePath = require('./normalize-path');
+var rebase = require('./rebase');
+var rebaseLocalMap = require('./rebase-local-map');
+var rebaseRemoteMap = require('./rebase-remote-map');
+var restoreImport = require('./restore-import');
+
+var tokenize = require('../tokenizer/tokenize');
+var Token = require('../tokenizer/token');
+var Marker = require('../tokenizer/marker');
+var hasProtocol = require('../utils/has-protocol');
+var isImport = require('../utils/is-import');
+var isRemoteResource = require('../utils/is-remote-resource');
+
+var UNKNOWN_URI = 'uri:unknown';
+
+function readSources(input, context, callback) {
+  return doReadSources(input, context, function (tokens) {
+    return applySourceMaps(tokens, context, function () {
+      return loadOriginalSources(context, function () { return callback(tokens); });
+    });
+  });
+}
+
+function doReadSources(input, context, callback) {
+  if (typeof input == 'string') {
+    return fromString(input, context, callback);
+  } else if (Buffer.isBuffer(input)) {
+    return fromString(input.toString(), context, callback);
+  } else if (Array.isArray(input)) {
+    return fromArray(input, context, callback);
+  } else if (typeof input == 'object') {
+    return fromHash(input, context, callback);
+  }
+}
+
+function fromString(input, context, callback) {
+  context.source = undefined;
+  context.sourcesContent[undefined] = input;
+  context.stats.originalSize += input.length;
+
+  return fromStyles(input, context, { inline: context.options.inline }, callback);
+}
+
+function fromArray(input, context, callback) {
+  var inputAsImports = input.reduce(function (accumulator, uriOrHash) {
+    if (typeof uriOrHash === 'string') {
+      return addStringSource(uriOrHash, accumulator);
+    } else {
+      return addHashSource(uriOrHash, context, accumulator);
+    }
+
+  }, []);
+
+  return fromStyles(inputAsImports.join(''), context, { inline: ['all'] }, callback);
+}
+
+function fromHash(input, context, callback) {
+  var inputAsImports = addHashSource(input, context, []);
+  return fromStyles(inputAsImports.join(''), context, { inline: ['all'] }, callback);
+}
+
+function addStringSource(input, imports) {
+  imports.push(restoreAsImport(normalizeUri(input)));
+  return imports;
+}
+
+function addHashSource(input, context, imports) {
+  var uri;
+  var normalizedUri;
+  var source;
+
+  for (uri in input) {
+    source = input[uri];
+    normalizedUri = normalizeUri(uri);
+
+    imports.push(restoreAsImport(normalizedUri));
+
+    context.sourcesContent[normalizedUri] = source.styles;
+
+    if (source.sourceMap) {
+      trackSourceMap(source.sourceMap, normalizedUri, context);
+    }
+  }
+
+  return imports;
+}
+
+function normalizeUri(uri) {
+  var currentPath = path.resolve('');
+  var absoluteUri;
+  var relativeToCurrentPath;
+  var normalizedUri;
+
+  if (isRemoteResource(uri)) {
+    return uri;
+  }
+
+  absoluteUri = path.isAbsolute(uri) ?
+    uri :
+    path.resolve(uri);
+  relativeToCurrentPath = path.relative(currentPath, absoluteUri);
+  normalizedUri = normalizePath(relativeToCurrentPath);
+
+  return normalizedUri;
+}
+
+function trackSourceMap(sourceMap, uri, context) {
+  var parsedMap = typeof sourceMap == 'string' ?
+      JSON.parse(sourceMap) :
+      sourceMap;
+  var rebasedMap = isRemoteResource(uri) ?
+    rebaseRemoteMap(parsedMap, uri) :
+    rebaseLocalMap(parsedMap, uri || UNKNOWN_URI, context.options.rebaseTo);
+
+  context.inputSourceMapTracker.track(uri, rebasedMap);
+}
+
+function restoreAsImport(uri) {
+  return restoreImport('url(' + uri + ')', '') + Marker.SEMICOLON;
+}
+
+function fromStyles(styles, context, parentInlinerContext, callback) {
+  var tokens;
+  var rebaseConfig = {};
+
+  if (!context.source) {
+    rebaseConfig.fromBase = path.resolve('');
+    rebaseConfig.toBase = context.options.rebaseTo;
+  } else if (isRemoteResource(context.source)) {
+    rebaseConfig.fromBase = context.source;
+    rebaseConfig.toBase = context.source;
+  } else if (path.isAbsolute(context.source)) {
+    rebaseConfig.fromBase = path.dirname(context.source);
+    rebaseConfig.toBase = context.options.rebaseTo;
+  } else {
+    rebaseConfig.fromBase = path.dirname(path.resolve(context.source));
+    rebaseConfig.toBase = context.options.rebaseTo;
+  }
+
+  tokens = tokenize(styles, context);
+  tokens = rebase(tokens, context.options.rebase, context.validator, rebaseConfig);
+
+  return allowsAnyImports(parentInlinerContext.inline) ?
+    inline(tokens, context, parentInlinerContext, callback) :
+    callback(tokens);
+}
+
+function allowsAnyImports(inline) {
+  return !(inline.length == 1 && inline[0] == 'none');
+}
+
+function inline(tokens, externalContext, parentInlinerContext, callback) {
+  var inlinerContext = {
+    afterContent: false,
+    callback: callback,
+    errors: externalContext.errors,
+    externalContext: externalContext,
+    fetch: externalContext.options.fetch,
+    inlinedStylesheets: parentInlinerContext.inlinedStylesheets || externalContext.inlinedStylesheets,
+    inline: parentInlinerContext.inline,
+    inlineRequest: externalContext.options.inlineRequest,
+    inlineTimeout: externalContext.options.inlineTimeout,
+    isRemote: parentInlinerContext.isRemote || false,
+    localOnly: externalContext.localOnly,
+    outputTokens: [],
+    rebaseTo: externalContext.options.rebaseTo,
+    sourceTokens: tokens,
+    warnings: externalContext.warnings
+  };
+
+  return doInlineImports(inlinerContext);
+}
+
+function doInlineImports(inlinerContext) {
+  var token;
+  var i, l;
+
+  for (i = 0, l = inlinerContext.sourceTokens.length; i < l; i++) {
+    token = inlinerContext.sourceTokens[i];
+
+    if (token[0] == Token.AT_RULE && isImport(token[1])) {
+      inlinerContext.sourceTokens.splice(0, i);
+      return inlineStylesheet(token, inlinerContext);
+    } else if (token[0] == Token.AT_RULE || token[0] == Token.COMMENT) {
+      inlinerContext.outputTokens.push(token);
+    } else {
+      inlinerContext.outputTokens.push(token);
+      inlinerContext.afterContent = true;
+    }
+  }
+
+  inlinerContext.sourceTokens = [];
+  return inlinerContext.callback(inlinerContext.outputTokens);
+}
+
+function inlineStylesheet(token, inlinerContext) {
+  var uriAndMediaQuery = extractImportUrlAndMedia(token[1]);
+  var uri = uriAndMediaQuery[0];
+  var mediaQuery = uriAndMediaQuery[1];
+  var metadata = token[2];
+
+  return isRemoteResource(uri) ?
+    inlineRemoteStylesheet(uri, mediaQuery, metadata, inlinerContext) :
+    inlineLocalStylesheet(uri, mediaQuery, metadata, inlinerContext);
+}
+
+function inlineRemoteStylesheet(uri, mediaQuery, metadata, inlinerContext) {
+  var isAllowed = isAllowedResource(uri, true, inlinerContext.inline);
+  var originalUri = uri;
+  var isLoaded = uri in inlinerContext.externalContext.sourcesContent;
+  var isRuntimeResource = !hasProtocol(uri);
+
+  if (inlinerContext.inlinedStylesheets.indexOf(uri) > -1) {
+    inlinerContext.warnings.push('Ignoring remote @import of "' + uri + '" as it has already been imported.');
+    inlinerContext.sourceTokens = inlinerContext.sourceTokens.slice(1);
+    return doInlineImports(inlinerContext);
+  } else if (inlinerContext.localOnly && inlinerContext.afterContent) {
+    inlinerContext.warnings.push('Ignoring remote @import of "' + uri + '" as no callback given and after other content.');
+    inlinerContext.sourceTokens = inlinerContext.sourceTokens.slice(1);
+    return doInlineImports(inlinerContext);
+  } else if (isRuntimeResource) {
+    inlinerContext.warnings.push('Skipping remote @import of "' + uri + '" as no protocol given.');
+    inlinerContext.outputTokens = inlinerContext.outputTokens.concat(inlinerContext.sourceTokens.slice(0, 1));
+    inlinerContext.sourceTokens = inlinerContext.sourceTokens.slice(1);
+    return doInlineImports(inlinerContext);
+  } else if (inlinerContext.localOnly && !isLoaded) {
+    inlinerContext.warnings.push('Skipping remote @import of "' + uri + '" as no callback given.');
+    inlinerContext.outputTokens = inlinerContext.outputTokens.concat(inlinerContext.sourceTokens.slice(0, 1));
+    inlinerContext.sourceTokens = inlinerContext.sourceTokens.slice(1);
+    return doInlineImports(inlinerContext);
+  } else if (!isAllowed && inlinerContext.afterContent) {
+    inlinerContext.warnings.push('Ignoring remote @import of "' + uri + '" as resource is not allowed and after other content.');
+    inlinerContext.sourceTokens = inlinerContext.sourceTokens.slice(1);
+    return doInlineImports(inlinerContext);
+  } else if (!isAllowed) {
+    inlinerContext.warnings.push('Skipping remote @import of "' + uri + '" as resource is not allowed.');
+    inlinerContext.outputTokens = inlinerContext.outputTokens.concat(inlinerContext.sourceTokens.slice(0, 1));
+    inlinerContext.sourceTokens = inlinerContext.sourceTokens.slice(1);
+    return doInlineImports(inlinerContext);
+  }
+
+  inlinerContext.inlinedStylesheets.push(uri);
+
+  function whenLoaded(error, importedStyles) {
+    if (error) {
+      inlinerContext.errors.push('Broken @import declaration of "' + uri + '" - ' + error);
+
+      return process.nextTick(function () {
+        inlinerContext.outputTokens = inlinerContext.outputTokens.concat(inlinerContext.sourceTokens.slice(0, 1));
+        inlinerContext.sourceTokens = inlinerContext.sourceTokens.slice(1);
+        doInlineImports(inlinerContext);
+      });
+    }
+
+    inlinerContext.inline = inlinerContext.externalContext.options.inline;
+    inlinerContext.isRemote = true;
+
+    inlinerContext.externalContext.source = originalUri;
+    inlinerContext.externalContext.sourcesContent[uri] = importedStyles;
+    inlinerContext.externalContext.stats.originalSize += importedStyles.length;
+
+    return fromStyles(importedStyles, inlinerContext.externalContext, inlinerContext, function (importedTokens) {
+      importedTokens = wrapInMedia(importedTokens, mediaQuery, metadata);
+
+      inlinerContext.outputTokens = inlinerContext.outputTokens.concat(importedTokens);
+      inlinerContext.sourceTokens = inlinerContext.sourceTokens.slice(1);
+
+      return doInlineImports(inlinerContext);
+    });
+  }
+
+  return isLoaded ?
+    whenLoaded(null, inlinerContext.externalContext.sourcesContent[uri]) :
+    inlinerContext.fetch(uri, inlinerContext.inlineRequest, inlinerContext.inlineTimeout, whenLoaded);
+}
+
+function inlineLocalStylesheet(uri, mediaQuery, metadata, inlinerContext) {
+  var currentPath = path.resolve('');
+  var absoluteUri = path.isAbsolute(uri) ?
+    path.resolve(currentPath, uri[0] == '/' ? uri.substring(1) : uri) :
+    path.resolve(inlinerContext.rebaseTo, uri);
+  var relativeToCurrentPath = path.relative(currentPath, absoluteUri);
+  var importedStyles;
+  var isAllowed = isAllowedResource(uri, false, inlinerContext.inline);
+  var normalizedPath = normalizePath(relativeToCurrentPath);
+  var isLoaded = normalizedPath in inlinerContext.externalContext.sourcesContent;
+
+  if (inlinerContext.inlinedStylesheets.indexOf(absoluteUri) > -1) {
+    inlinerContext.warnings.push('Ignoring local @import of "' + uri + '" as it has already been imported.');
+  } else if (!isLoaded && (!fs.existsSync(absoluteUri) || !fs.statSync(absoluteUri).isFile())) {
+    inlinerContext.errors.push('Ignoring local @import of "' + uri + '" as resource is missing.');
+  } else if (!isAllowed && inlinerContext.afterContent) {
+    inlinerContext.warnings.push('Ignoring local @import of "' + uri + '" as resource is not allowed and after other content.');
+  } else if (inlinerContext.afterContent) {
+    inlinerContext.warnings.push('Ignoring local @import of "' + uri + '" as after other content.');
+  } else if (!isAllowed) {
+    inlinerContext.warnings.push('Skipping local @import of "' + uri + '" as resource is not allowed.');
+    inlinerContext.outputTokens = inlinerContext.outputTokens.concat(inlinerContext.sourceTokens.slice(0, 1));
+  } else {
+    importedStyles = isLoaded ?
+      inlinerContext.externalContext.sourcesContent[normalizedPath] :
+      fs.readFileSync(absoluteUri, 'utf-8');
+
+    inlinerContext.inlinedStylesheets.push(absoluteUri);
+    inlinerContext.inline = inlinerContext.externalContext.options.inline;
+
+    inlinerContext.externalContext.source = normalizedPath;
+    inlinerContext.externalContext.sourcesContent[normalizedPath] = importedStyles;
+    inlinerContext.externalContext.stats.originalSize += importedStyles.length;
+
+    return fromStyles(importedStyles, inlinerContext.externalContext, inlinerContext, function (importedTokens) {
+      importedTokens = wrapInMedia(importedTokens, mediaQuery, metadata);
+
+      inlinerContext.outputTokens = inlinerContext.outputTokens.concat(importedTokens);
+      inlinerContext.sourceTokens = inlinerContext.sourceTokens.slice(1);
+
+      return doInlineImports(inlinerContext);
+    });
+  }
+
+  inlinerContext.sourceTokens = inlinerContext.sourceTokens.slice(1);
+
+  return doInlineImports(inlinerContext);
+}
+
+function wrapInMedia(tokens, mediaQuery, metadata) {
+  if (mediaQuery) {
+    return [[Token.NESTED_BLOCK, [[Token.NESTED_BLOCK_SCOPE, '@media ' + mediaQuery, metadata]], tokens]];
+  } else {
+    return tokens;
+  }
+}
+
+module.exports = readSources;