add ink.getVariables method

README.md

@@ -362,6 +362,12 @@ Returns value of specified Ink variable.
 
 Event: `'ink/getVariable', { name: variableName }`
 
+#### atrament.ink.getVariables()
+
+Returns all variables and their values as a key-value object.
+
+Event: `'ink/getVariables', inkVariablesObject`
+
 #### atrament.ink.setVariable(variableName, value)
 
 Sets value of specified Ink variable.

__tests__/components/ink.test.js

@@ -48,7 +48,8 @@ const mockInkStoryInstance = {
     return `${fn} result: ${args[0] + args[1]}`;
   },
   variablesState: {
-    var1: 'var1-value'
+    var1: 'var1-value',
+    var2: 'var2-value'
   },
   ObserveVariable() {
     return true;
@@ -61,6 +62,11 @@ const mockInkStoryInstance = {
   }
 };
 
+const inkVars = Object.keys(mockInkStoryInstance.variablesState);
+const globalVars = new Map();
+inkVars.forEach((k) => globalVars.set(k, true));
+mockInkStoryInstance.variablesState._globalVariables = globalVars; /* eslint-disable-line no-underscore-dangle */
+
 const MockInkStory = jest.fn((content) => {
   mockInkStoryInstance.content = content;
   return mockInkStoryInstance;
@@ -160,6 +166,16 @@ describe('components/ink', () => {
     expect(emit).toHaveBeenCalledWith('ink/getVariable', { name: 'var1', value: expectedValue });
   });
 
+  test('getVariables', () => {
+    const expectedValue = {
+      var1: 'var1-value',
+      var2: 'var2-value'
+    };
+    const result = ink.getVariables();
+    expect(result).toEqual(expectedValue);
+    expect(emit).toHaveBeenCalledWith('ink/getVariables', result);
+  });
+
   test('setVariable', () => {
     ink.setVariable('varTest', 10);
     const expectedValue = mockInkStoryInstance.variablesState.varTest;

src/components/ink.js

@@ -101,6 +101,15 @@ export default {
     emit('ink/getVariable', { name, value });
     return value;
   },
+  getVariables: () => {
+    const varState = inkStory.variablesState;
+    const inkVars = {};
+    varState._globalVariables.forEach(/* eslint-disable-line no-underscore-dangle */
+      (value, key) => { inkVars[key] = varState[key]; }
+    );
+    emit('ink/getVariables', inkVars);
+    return inkVars;
+  },
   setVariable: (name, value) => {
     inkStory.variablesState[name] = value;
     emit('ink/setVariable', { name, value });