50 lines
1.4 KiB
JavaScript
50 lines
1.4 KiB
JavaScript
var assert = require("assert");
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var path = require("path");
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var Q = require("q");
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var fs = require("graceful-fs");
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var util = require("./util");
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var readdir = Q.denodeify(fs.readdir);
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var lstat = Q.denodeify(fs.lstat);
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function processDirP(pattern, dir) {
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return readdir(dir).then(function(files) {
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return Q.all(files.map(function(file) {
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file = path.join(dir, file);
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return lstat(file).then(function(stat) {
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return stat.isDirectory()
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? processDirP(pattern, file)
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: processFileP(pattern, file);
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});
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})).then(function(results) {
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return util.flatten(results);
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});
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});
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}
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function processFileP(pattern, file) {
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return util.readFileP(file).then(function(contents) {
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var result = new RegExp(pattern, 'g').exec(contents);
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return result ? [{
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path: file,
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match: result[0]
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}] : [];
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});
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}
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module.exports = function(pattern, sourceDir) {
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assert.strictEqual(typeof pattern, "string");
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return processDirP(pattern, sourceDir).then(function(results) {
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var pathToMatch = {};
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results.forEach(function(result) {
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pathToMatch[path.relative(
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sourceDir,
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result.path
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).split("\\").join("/")] = result.match;
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});
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return pathToMatch;
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});
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};
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