Fix multiline comments with text on first line. (#4884)

Don Jayamanne (DonJayamanne) · Apr 8, 2019 · Mar 19, 2019 · Mar 19, 2019 · Mar 20, 2019 · Mar 19, 2019
commit f7a4d5310c7f9d84de27f20950a1968262859d86
diff --git a/news/2 Fixes/4791.md b/news/2 Fixes/4791.md
@@ -0,0 +1 @@
+Multiline comments with text on the first line break Python Interactive window execution.
diff --git a/src/client/datascience/common.ts b/src/client/datascience/common.ts
@@ -85,12 +85,17 @@ export function parseForComments(
     for (const l of lines) {
         const trim = l.trim();
         // Multiline is triple quotes of either kind
-        const isMultiline = trim === '\'\'\'' || trim === '\"\"\"';
+        const isMultiline = trim.startsWith('\'\'\'') || trim.startsWith('\"\"\"');
         if (insideMultiline) {
             if (!isMultiline) {
                 foundCommentLine(l, pos);
             } else {
                 insideMultiline = false;
+
+                // Might end with text too
+                if (trim.length > 3) {
+                    foundNonCommentLine(trim.slice(3), pos);
+                }
             }
         } else {
             if (!isMultiline) {
@@ -101,6 +106,11 @@ export function parseForComments(
                 }
             } else {
                 insideMultiline = true;
+
+                // Might end with text too
+                if (trim.length > 3) {
+                    foundCommentLine(trim.slice(3), pos);
+                }
             }
         }
         pos += 1;

diff --git a/src/test/datascience/datascience.unit.test.ts b/src/test/datascience/datascience.unit.test.ts
@@ -104,6 +104,10 @@ suite('Data Science Tests', () => {
         assert.equal(cells.length, 1, 'Code cell multline failed');
         assert.equal(cells[0].data.cell_type, 'code', 'Code cell not generated');
         assert.equal(cells[0].data.source.length, 5, 'Lines for cell not emitted');
+        cells = generateCells(undefined, '#%% [markdown] \n\"\"\"# a\nb\n\'\'\'', 'foo', 0, true, '1');
+        assert.equal(cells.length, 1, 'Markdown cell multline failed');
+        assert.equal(cells[0].data.cell_type, 'markdown', 'Markdown cell not generated');
+        assert.equal(cells[0].data.source.length, 2, 'Lines for cell not emitted');
     });
 
 });
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		Multiline comments with text on the first line break Python Interactive window execution.