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65 lines
2.8 KiB
65 lines
2.8 KiB
module.exports = function (grunt) {
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"use strict";
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grunt.initConfig({
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clean: ["./dist", "./tmp"],
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copy: {
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build: {
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files: [{
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expand: true,
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cwd: "./src",
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src: ["**/license*", "**/*.lua", "**/*.cfg"],
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dest: "dist/",
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filter: 'isFile'
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}]
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}
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}
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});
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grunt.loadNpmTasks('grunt-contrib-clean');
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grunt.loadNpmTasks("grunt-contrib-copy");
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grunt.loadNpmTasks('grunt-file-append');
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grunt.registerTask("minify-lua-modules", "minifies lua modules", function () {
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const fs = require('fs');
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const luamin = require('luamin');
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const util = require('util');
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grunt.file.expand({filter: 'isDirectory'}, "dist/**").forEach(function (dir) {
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grunt.file.expand({filter: 'isFile'}, dir + "/*.lua").forEach(function (file) {
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const directory = file.substr(0, file.lastIndexOf('/'));
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const file_name = file.substr(file.lastIndexOf('/') + 1);
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const file_name_sans_ext = file_name.substr(0, file_name.lastIndexOf('.'));
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const lua = fs.readFileSync(file, 'utf8');
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const minified_contents = luamin.minify(lua);
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const minified_file_name = file_name_sans_ext + '.min.lua';
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const minified_file = directory + '/' + minified_file_name;
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fs.writeFileSync(minified_file, minified_contents);
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const file_stats = fs.statSync(file);
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const minified_file_stats = fs.statSync(minified_file);
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const saved_space = file_stats.size - minified_file_stats.size;
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const saved_space_percent = (100 * (1 - minified_file_stats.size / file_stats.size)).toFixed(2);
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console.log(util.format("Minified: %s: %f KB -> %s: %f KB. SAVED %d%% %d KB", file_name, file_stats.size / 1000, minified_file_name, minified_file_stats.size / 1000, saved_space_percent, saved_space / 1000));
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});
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});
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});
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grunt.registerTask("build-spm-bootstrap", "Make sure a single bootstrap file exists for SPM", function () {
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const fs = require('fs');
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grunt.file.expand({filter: 'isFile'}, "dist/**/bootstrap.min.lua").forEach(function (minified_file) {
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const directory = minified_file.substr(0, minified_file.lastIndexOf('/'));
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const minified_contents = fs.readFileSync(minified_file, 'utf8');
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fs.writeFileSync(directory + '/bootstrap.lua', minified_contents);
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fs.unlinkSync(minified_file);
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console.log("Removed unminified bootstrap file: " + directory + '/bootstrap.lua')
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});
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});
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grunt.registerTask("default", [
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"clean",
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"copy",
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"minify-lua-modules",
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"build-spm-bootstrap"
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]);
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};
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