feature: @putout/plugin-printer: merge-tuples-of-type-checkers: +/-

Author: coderaiser

packages/plugin-printer/lib/merge-tuples-of-type-checkers/fixture/boolean-arrow-fix.js

@@ -0,0 +1,4 @@
+const isJSXWithComment = createTypeChecker([
+    ['+: node.argument -> !JSXElement'],
+    ['-: node.argument.leadingComments -> +'],
+]);

packages/plugin-printer/lib/merge-tuples-of-type-checkers/fixture/boolean-arrow.js

@@ -0,0 +1,5 @@
+const isJSXWithComment = createTypeChecker([
+    ['+: node.argument -> !JSXElement'],
+    ['-: node.argument.leadingComments ->', Boolean],
+]);
+

packages/plugin-printer/lib/merge-tuples-of-type-checkers/fixture/boolean-no-arrow-fix.js

@@ -0,0 +1,4 @@
+const isInsideIfWithElse = createTypeChecker([
+    ['-: parentPath -> !IfStatement'],
+    ['+: parentPath.node.alternate -> +'],
+]);

packages/plugin-printer/lib/merge-tuples-of-type-checkers/fixture/boolean-no-arrow.js

@@ -0,0 +1,5 @@
+const isInsideIfWithElse = createTypeChecker([
+    ['-: parentPath -> !IfStatement'],
+    ['+: parentPath.node.alternate', Boolean],
+]);
+

packages/plugin-printer/lib/merge-tuples-of-type-checkers/fixture/merge-tuples-of-type-checkers-fix.js

@@ -3,7 +3,7 @@ export const isNewlineAfterComma = createTypeChecker([
     ['+: -> StringLiteral'],
     ['+: StringLiteral'],
     ['+', 3],
-    ['+: -> +'],
+    ['+ -> +'],
     '+: -> StringLiteral',
 ]);
 

packages/plugin-printer/lib/merge-tuples-of-type-checkers/fixture/not-boolean-fix.js

@@ -1,3 +1,4 @@
 export const is = createTypeChecker([
-    [': -> -'],
+    ['-: node.consequent.length -> -'],
+    ['+: -> -'],
 ]);

packages/plugin-printer/lib/merge-tuples-of-type-checkers/fixture/not-boolean.js

@@ -1,3 +1,5 @@
 export const is = createTypeChecker([
+    ['-: node.consequent.length -> !', Boolean],
     ['+: -> !', Boolean],
 ]);
+

packages/plugin-printer/lib/merge-tuples-of-type-checkers/index.js

@@ -28,9 +28,12 @@ export const report = () => `Merge tuple of type checker`;
 function prepareChecker(name, value) {
     if (name === 'Boolean') {
         if (value.endsWith('!'))
-            return `${value.slice(1, -1)}-`;
+            return `${value.slice(0, -1)}-`;
 
-        return `${prepareValue(value)}-> +`;
+        if (value.endsWith('->'))
+            return `${value} +`;
+        
+        return `${value} -> +`;
     }
 
     return `${prepareValue(value)}${name}`;

packages/plugin-printer/lib/merge-tuples-of-type-checkers/index.spec.js

@@ -27,6 +27,16 @@ test('printer: merge-tuples-of-type-checkers: transform: not-boolean', (t) => {
     t.end();
 });
 
+test('printer: merge-tuples-of-type-checkers: transform: boolean-no-arrow', (t) => {
+    t.transform('boolean-no-arrow');
+    t.end();
+});
+
+test('printer: merge-tuples-of-type-checkers: transform: boolean-arrow', (t) => {
+    t.transform('boolean-arrow');
+    t.end();
+});
+
 test('printer: merge-tuples-of-type-checkers: no report: is', (t) => {
     t.noReport('is');
     t.end();