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build-tm.js
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build-tm.js
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/**
* Copyright (c) 2018, WSO2 LLC. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 LLC. licenses this file to you under the Apache License,
* Version 2.0 (the 'License'); you may not use this file except
* in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* 'AS IS' BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
const fs = require('fs');
const path = require('path');
const yaml = require('js-yaml');
const plist = require('plist');
const inFile = path.join(__dirname, 'syntaxes', 'ballerina.YAML-tmLanguage');
const outFile = path.join(__dirname, 'syntaxes', 'ballerina.tmLanguage');
const inText = fs.readFileSync(inFile, 'utf-8');
const grammar = yaml.safeLoad(inText);
const variables = Object.assign({}, grammar.tmlVariables, grammar.variables);
Object.keys(variables).forEach(name => {
setVariable(grammar, {name, value: variables[name]});
});
delete grammar.variables;
const outText = plist.build(grammar);
fs.writeFileSync(outFile, outText);
function setVariable(grammar, variable) {
const rules = Object.keys(grammar.repository);
rules.forEach(rule => {
replace(grammar.repository[rule], variable);
});
}
function replace(rule, variable) {
const properties = Object.keys(rule);
properties.forEach(prop => {
if (typeof rule[prop] === 'string') {
const newR = rule[prop].replace(new RegExp(`{{${variable.name}}}`, "gim"), variable.value);
rule[prop] = newR;
}
if (typeof rule[prop] === 'object') {
replace(rule[prop], variable);
}
});
}