From 9577be72ee3392efec1bdf64faa17a031d99663c Mon Sep 17 00:00:00 2001
From: fisker <lionkay@gmail.com>
Date: Mon, 21 Dec 2020 16:55:23 +0800
Subject: [PATCH] Hide `Change` column if they are all `0 B`

---
 src/utils.js                           | 11 +++++++++-
 tests/__snapshots__/utils.spec.js.snap | 30 +++++++++++++-------------
 2 files changed, 25 insertions(+), 16 deletions(-)

diff --git a/src/utils.js b/src/utils.js
index 1d27840..92f73e0 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -84,7 +84,16 @@ function markdownTable(rows) {
 	}
 
 	const [firstRow] = rows;
-	const columnLength = firstRow.length;
+	let columnLength = firstRow.length;
+
+	// Hide `Change` column if they are all `0 B`
+	if (columnLength === 3 &rows.every(columns => columns[2] === '0 B')) {
+		columnLength -= 1;
+		for (const columns of rows) {
+			columns.pop();
+		}
+	}
+
 	if (columnLength === 0) {
 		return '';
 	}
diff --git a/tests/__snapshots__/utils.spec.js.snap b/tests/__snapshots__/utils.spec.js.snap
index ede05be..0a86725 100644
--- a/tests/__snapshots__/utils.spec.js.snap
+++ b/tests/__snapshots__/utils.spec.js.snap
@@ -13,9 +13,9 @@ exports[`diffTable 1`] = `
 
 <details><summary>ℹ️ <strong>View Unchanged</strong></summary>
 
-| Filename | Size | Change |
-| :--- | :---: | :---: |
-| \`three.js\` | 300 B | 0 B |
+| Filename | Size |
+| :--- | :---: |
+| \`three.js\` | 300 B |
 
 </details>
 
@@ -31,9 +31,9 @@ exports[`diffTable 2`] = `
 
 <details><summary>ℹ️ <strong>View Unchanged</strong></summary>
 
-| Filename | Size | Change |
-| :--- | :---: | :---: |
-| \`three.js\` | 300 B | 0 B |
+| Filename | Size |
+| :--- | :---: |
+| \`three.js\` | 300 B |
 
 </details>
 
@@ -96,12 +96,12 @@ exports[`diffTable 6`] = `
 
 <details><summary>ℹ️ <strong>View Unchanged</strong></summary>
 
-| Filename | Size | Change |
-| :--- | :---: | :---: |
-| \`one.js\` | 5 kB | 0 B |
-| \`two.js\` | -5 kB | 0 B |
-| \`three.js\` | 300 B | 0 B |
-| \`four.js\` | 4.5 kB | 0 B |
+| Filename | Size |
+| :--- | :---: |
+| \`one.js\` | 5 kB |
+| \`two.js\` | -5 kB |
+| \`three.js\` | 300 B |
+| \`four.js\` | 4.5 kB |
 
 </details>
 
@@ -117,9 +117,9 @@ exports[`diffTable 7`] = `
 
 <details><summary>ℹ️ <strong>View Unchanged</strong></summary>
 
-| Filename | Size | Change |
-| :--- | :---: | :---: |
-| \`three.js\` | 300 B | 0 B |
+| Filename | Size |
+| :--- | :---: |
+| \`three.js\` | 300 B |
 
 </details>