Change emitting double quotes to single quotes (wpilibsuite#309)

* Change emitting double quotes to single quotes

* Fixed an instance of " in generated code

Author: alan412

src/blocks/mrc_call_python_function.ts

@@ -910,7 +910,7 @@ export function pythonFromBlock(
     }
     case FunctionKind.EVENT: {
       const eventName = block.getFieldValue(FIELD_EVENT_NAME);
-      code = 'self.fire_event("' + eventName + '"';
+      code = 'self.fire_event(\'' + eventName + '\'';
       needOpenParen = false;
       delimiterBeforeArgs = ', ';
       break;

src/blocks/mrc_event_handler.ts

@@ -415,7 +415,7 @@ function generateRegisterEventHandler(
   }
   if (fullSender) {
     generator.addRegisterEventHandlerStatement(
-        fullSender + '.register_event_handler("' + eventName + '", self.' + funcName + ')\n');
+        fullSender + '.register_event_handler(\'' + eventName + '\', self.' + funcName + ')\n');
   }
 }
 

src/blocks/mrc_jump_to_step.ts

@@ -102,8 +102,8 @@ export const pythonFromBlock = function (
   block: JumpToStepBlock,
   _generator: ExtendedPythonGenerator,
 ) {
-  let code = 'self._current_step = "' +
-    block.getFieldValue(FIELD_STEP_NAME) + '"\n';
+  let code = 'self._current_step = \'' +
+    block.getFieldValue(FIELD_STEP_NAME) + '\'\n';
   code += 'return\n';
 
   return code;

src/blocks/mrc_steps.ts

@@ -220,16 +220,16 @@ export const pythonFromBlock = function (
   generator: ExtendedPythonGenerator,
 ) {
   let code = 'def steps(self):\n';
-  code += generator.INDENT + 'if not hasattr(self, "_initialized_steps"):\n';
-  code += generator.INDENT.repeat(2) + 'self._current_step = "' + block.mrcStepNames[0] + '"\n';
+  code += generator.INDENT + 'if not hasattr(self, \'_initialized_steps\'):\n';
+  code += generator.INDENT.repeat(2) + 'self._current_step = \'' + block.mrcStepNames[0] + '\'\n';
   code += generator.INDENT.repeat(2) + 'self._initialized_steps = True\n\n';
   code += generator.INDENT + 'if self._current_step == None:\n';
   code += generator.INDENT.repeat(2) + 'return\n';
 
 
   code += generator.INDENT + 'match self._current_step:\n';
   block.mrcStepNames.forEach((stepName, index) => {
-    code += generator.INDENT.repeat(2) + `case "${stepName}":\n`;
+    code += generator.INDENT.repeat(2) + `case '${stepName}':\n`;
     const stepCode = generator.statementToCode(block, INPUT_STATEMENT_PREFIX + index);
     if (stepCode !== '') {
       code += generator.prefixLines(stepCode, generator.INDENT.repeat(2));
@@ -239,7 +239,7 @@ export const pythonFromBlock = function (
     if (index === block.mrcStepNames.length - 1) {
       code += generator.INDENT.repeat(4) + 'self._current_step = None\n';
     } else {
-      code += generator.INDENT.repeat(4) + 'self._current_step = "' + block.mrcStepNames[index + 1] + '"\n';
+      code += generator.INDENT.repeat(4) + 'self._current_step = \'' + block.mrcStepNames[index + 1] + '\'\n';
     }
   });
 

src/editor/extended_python_generator.ts

@@ -42,11 +42,11 @@ export class OpModeDetails {
 
       if (this.name) {
         const nameDecorator = generator.importModuleName(MODULE_NAME_BLOCKS_BASE_CLASSES, 'Name');
-        code += `@${nameDecorator}(${className}, "${this.name}")\n`;
+        code += `@${nameDecorator}(${className}, '${this.name}')\n`;
       }
       if (this.group) {
         const groupDecorator = generator.importModuleName(MODULE_NAME_BLOCKS_BASE_CLASSES, 'Group');
-        code += `@${groupDecorator}(${className}, "${this.group}")\n`;
+        code += `@${groupDecorator}(${className}, '${this.group}')\n`;
       }
     }