From 3c51c3be85bb0d1bdb87ea0d6632f1c256912f27 Mon Sep 17 00:00:00 2001
From: Dimitri Staessens <dimitri@ouroboros.rocks>
Date: Sun, 6 Oct 2019 21:37:45 +0200
Subject: build: Add some required modules for node

---
 node_modules/js-yaml/lib/js-yaml/schema.js | 108 +++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 node_modules/js-yaml/lib/js-yaml/schema.js

(limited to 'node_modules/js-yaml/lib/js-yaml/schema.js')

diff --git a/node_modules/js-yaml/lib/js-yaml/schema.js b/node_modules/js-yaml/lib/js-yaml/schema.js
new file mode 100644
index 0000000..ca7cf47
--- /dev/null
+++ b/node_modules/js-yaml/lib/js-yaml/schema.js
@@ -0,0 +1,108 @@
+'use strict';
+
+/*eslint-disable max-len*/
+
+var common        = require('./common');
+var YAMLException = require('./exception');
+var Type          = require('./type');
+
+
+function compileList(schema, name, result) {
+  var exclude = [];
+
+  schema.include.forEach(function (includedSchema) {
+    result = compileList(includedSchema, name, result);
+  });
+
+  schema[name].forEach(function (currentType) {
+    result.forEach(function (previousType, previousIndex) {
+      if (previousType.tag === currentType.tag && previousType.kind === currentType.kind) {
+        exclude.push(previousIndex);
+      }
+    });
+
+    result.push(currentType);
+  });
+
+  return result.filter(function (type, index) {
+    return exclude.indexOf(index) === -1;
+  });
+}
+
+
+function compileMap(/* lists... */) {
+  var result = {
+        scalar: {},
+        sequence: {},
+        mapping: {},
+        fallback: {}
+      }, index, length;
+
+  function collectType(type) {
+    result[type.kind][type.tag] = result['fallback'][type.tag] = type;
+  }
+
+  for (index = 0, length = arguments.length; index < length; index += 1) {
+    arguments[index].forEach(collectType);
+  }
+  return result;
+}
+
+
+function Schema(definition) {
+  this.include  = definition.include  || [];
+  this.implicit = definition.implicit || [];
+  this.explicit = definition.explicit || [];
+
+  this.implicit.forEach(function (type) {
+    if (type.loadKind && type.loadKind !== 'scalar') {
+      throw new YAMLException('There is a non-scalar type in the implicit list of a schema. Implicit resolving of such types is not supported.');
+    }
+  });
+
+  this.compiledImplicit = compileList(this, 'implicit', []);
+  this.compiledExplicit = compileList(this, 'explicit', []);
+  this.compiledTypeMap  = compileMap(this.compiledImplicit, this.compiledExplicit);
+}
+
+
+Schema.DEFAULT = null;
+
+
+Schema.create = function createSchema() {
+  var schemas, types;
+
+  switch (arguments.length) {
+    case 1:
+      schemas = Schema.DEFAULT;
+      types = arguments[0];
+      break;
+
+    case 2:
+      schemas = arguments[0];
+      types = arguments[1];
+      break;
+
+    default:
+      throw new YAMLException('Wrong number of arguments for Schema.create function');
+  }
+
+  schemas = common.toArray(schemas);
+  types = common.toArray(types);
+
+  if (!schemas.every(function (schema) { return schema instanceof Schema; })) {
+    throw new YAMLException('Specified list of super schemas (or a single Schema object) contains a non-Schema object.');
+  }
+
+  if (!types.every(function (type) { return type instanceof Type; })) {
+    throw new YAMLException('Specified list of YAML types (or a single Type object) contains a non-Type object.');
+  }
+
+  return new Schema({
+    include: schemas,
+    explicit: types
+  });
+};
+
+
+module.exports = Schema;
-- 
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