Merge pull request #2528 from mermaid-js/jison-core

move jison folder into src folder

src/jison/loader.js

@@ -0,0 +1,12 @@
+const { Generator } = require('jison');
+const validate = require('schema-utils');
+const schema = require('./parser-options-schema.json');
+
+module.exports = function jisonLoader(source) {
+  const options = this.getOptions();
+  (validate.validate || validate)(schema, options, {
+    name: 'Jison Loader',
+    baseDataPath: 'options',
+  });
+  return new Generator(source, options).generate();
+};

src/jison/parser-options-schema.json

@@ -0,0 +1,13 @@
+{
+  "title": "Jison Parser options",
+  "type": "object",
+  "properties": {
+      "token-stack": {
+          "type": "boolean"
+      },
+      "debug": {
+          "type": "boolean"
+      }
+  },
+  "additionalProperties": false
+}

src/jison/transformer.js

@@ -0,0 +1,7 @@
+const { Generator } = require('jison');
+
+module.exports = {
+  process(sourceText, sourcePath, options) {
+    return new Generator(sourceText, options.transformerConfig).generate();
+  },
+};