fix: don't include --from commit message in the output

Author: mcarvin8

README.md

@@ -67,16 +67,16 @@ USAGE
   $ sf apex-tests-git-delta delta -f <value> -t <value> -e <value> --output <value> [--json]
 
 FLAGS
-  -f, --from=<value> Git commit SHA from where the commit message log is done. This SHA's commit message will be included in the results.
-  -t, --to=<value> [default: HEAD] Git commit SHA to where the commit message log is done.
+  -f, --from=<value> Commit SHA from where the commit message log is done. This SHA's commit message will not be included in the results.
+  -t, --to=<value> [default: HEAD] Commit SHA to where the commit message log is done.
   -e, --regular-expression=<value> [default: regex.txt] The text file containing the Apex Tests regular expression to search for.
   --output=<value> [default: runTests.txt] The text file to save the delta test classes to.
 
 GLOBAL FLAGS
   --json  Format output as json.
 
 DESCRIPTION
-  Given 2 git commits, this plugin will parse all of the commit messages between this range, including the '--from' commit, and return the delta Apex test class string. This can be used to execute delta deployments.
+  Given 2 git commits, this plugin will parse all of the commit messages between this range and return the delta Apex test class string. This can be used to execute delta deployments.
 
 EXAMPLES
     $ sf apex-tests-git-delta delta --from "abcdef" --to "ghifb" --regular-expression "regex.txt" --output "runTests.txt"

messages/delta.md

@@ -4,19 +4,19 @@ Returns all of the Apex Tests defined in the commit messages between 2 git commi
 
 # description
 
-Given 2 git commits, this plugin will parse all of the commit messages between this range, including the '--from' commit, and return the delta Apex test class string. This can be used to execute delta deployments.
+Given 2 git commits, this plugin will parse all of the commit messages between this range and return the delta Apex test class string. This can be used to execute delta deployments.
 
 # examples
 
 - `sf apex-tests-git-delta delta --from "abcdef" --to "ghifb" --regular-expression "regex.txt" --output "runTests.txt"`
 
 # flags.from.summary
 
-Git commit SHA from where the commit message log is done.
+Commit SHA from where the commit message log is done. This SHA's commit message will not be included in the results.
 
 # flags.to.summary
 
-Git commit SHA to where the commit message log is done.
+Commit SHA to where the commit message log is done.
 
 # flags.regular-expression.summary
 

src/service/retrieveCommitMessages.ts

@@ -3,8 +3,7 @@ import { execSync } from 'node:child_process';
 import * as fs from 'node:fs';
 
 export function retrieveCommitMessages(fromCommit: string, toCommit: string, regexFilePath: string): string[] {
-    // ~1 to include the from commit SHA
-    const gitLogCommand = `git log --format=%s ${fromCommit}~1..${toCommit}`;
+    const gitLogCommand = `git log --format=%s ${fromCommit}..${toCommit}`;
     let commitMessages: string;
     try {
         commitMessages = execSync(gitLogCommand, { encoding: 'utf-8' });

test/commands/delta/unit.test.ts

@@ -57,6 +57,6 @@ describe('return the delta tests between git commits', () => {
       .getCalls()
       .flatMap((c) => c.args)
       .join('\n');
-    expect(output).to.include('SandboxTest TestClass00 TestClass3 TestClass4');
+    expect(output).to.include('SandboxTest TestClass3 TestClass4');
   });
 });