Remove unsupported Grid warning

Author: ai

lib/processor.js

@@ -128,32 +128,6 @@ class Processor {
                 }
             }
 
-            if (this.prefixes.options.flexbox !== false) {
-                if (decl.prop === 'grid-row-end' &&
-                    decl.value.indexOf('span') === -1
-                ) {
-                    result.warn(
-                        'IE supports only grid-row-end with span. ' +
-                        'You should add grid: false option to Autoprefixer ' +
-                        'and use some JS grid polyfill for full spec support',
-                        { node: decl }
-                    );
-                }
-                if (decl.prop === 'grid-row') {
-                    if (decl.value.indexOf('/') !== -1 &&
-                        decl.value.indexOf('span') === -1
-                    ) {
-                        result.warn(
-                            'IE supports only grid-row with / and span. ' +
-                            'You should add grid: false option ' +
-                            'to Autoprefixer and use some JS grid polyfill ' +
-                            'for full spec support',
-                            { node: decl }
-                        );
-                    }
-                }
-            }
-
             let prefixer;
 
             if (decl.prop === 'transition' ||

test/autoprefixer.test.js

@@ -445,27 +445,6 @@ describe('hacks', () => {
         ]);
     });
 
-    it('warns on unsupported grid features', () => {
-        const css      = read('nogrid');
-        const instance = autoprefixer({ browsers: ['IE 10'], grid: true });
-        const result   = postcss([instance]).process(css);
-        expect(result.warnings().map(i => i.toString())).toEqual([
-            'autoprefixer: <css input>:2:5: IE supports only grid-row-end ' +
-            'with span. You should add grid: false option to Autoprefixer ' +
-            'and use some JS grid polyfill for full spec support',
-            'autoprefixer: <css input>:3:5: IE supports only grid-row ' +
-            'with / and span. You should add grid: false option to ' +
-            'Autoprefixer and use some JS grid polyfill for full spec support'
-        ]);
-    });
-
-    it('does not warns on unsupported grid on disabled grid', () => {
-        const css      = read('nogrid');
-        const instance = autoprefixer({ browsers: ['IE 10'], flexbox: false });
-        const result   = postcss([instance]).process(css);
-        expect(result.warnings().length).toEqual(0);
-    });
-
     it('supports intrinsic sizing', () => {
         const input  = read('intrinsic');
         const output = read('intrinsic.out');