include resolved autofixes in `--report` output

for unresolved ones, just return a string "resolvable"

README.md

@@ -91,6 +91,11 @@ dscanner -S source/
 dscanner --report source/
 ```
 
+The `--report` switch includes all information, plus cheap to compute autofixes
+that are already resolved ahead of time, as well as the names for the autofixes
+that need to be resolved using the `--resolveMessage` switch like described
+below.
+
 You can also specify custom formats using `-f` / `--errorFormat`, where there
 are also built-in formats for GitHub Actions:
 
@@ -101,7 +106,7 @@ dscanner -S -f github source/
 dscanner -S -f '{filepath}({line}:{column})[{type}]: {message}' source/
 ```
 
-To collect automatic issue fixes for a given location use
+To resolve automatic issue fixes for a given location use
 
 ```sh
 # collecting automatic issue fixes

src/dscanner/reports.d

@@ -55,6 +55,9 @@ class DScannerJsonReporter
 
 	private static JSONValue toJson(Issue issue)
 	{
+		import std.sumtype : match;
+		import dscanner.analysis.base : AutoFix;
+
 		// dfmt off
 		JSONValue js = JSONValue([
 			"key": JSONValue(issue.message.key),
@@ -80,6 +83,27 @@ class DScannerJsonReporter
 						"message": JSONValue(a.message),
 					])
 				).array
+			),
+			"autofixes": JSONValue(
+				issue.message.autofixes.map!(a =>
+					JSONValue([
+						"name": JSONValue(a.name),
+						"replacements": a.replacements.match!(
+							(const AutoFix.CodeReplacement[] replacements) => JSONValue(
+								replacements.map!(r => JSONValue([
+									"range": JSONValue([
+										JSONValue(r.range[0]),
+										JSONValue(r.range[1])
+									]),
+									"newText": JSONValue(r.newText)
+								])).array
+							),
+							(const AutoFix.ResolveContext context) => JSONValue(
+								"resolvable"
+							)
+						)
+					])
+				).array
 			)
 		]);
 		// dfmt on

tests/it/source_autofix.report.json

@@ -15,7 +15,45 @@
 			"message": "Zero-parameter '@property' function should be marked 'const', 'inout', or 'immutable'.",
 			"name": "function_attribute_check",
 			"supplemental": [],
-			"type": "warn"
+			"type": "warn",
+			"autofixes": [
+				{
+					"name": "Mark function `const`",
+					"replacements": [
+						{
+							"newText": " const",
+							"range": [
+								24,
+								24
+							]
+						}
+					]
+				},
+				{
+					"name": "Mark function `inout`",
+					"replacements": [
+						{
+							"newText": " inout",
+							"range": [
+								24,
+								24
+							]
+						}
+					]
+				},
+				{
+					"name": "Mark function `immutable`",
+					"replacements": [
+						{
+							"newText": " immutable",
+							"range": [
+								24,
+								24
+							]
+						}
+					]
+				}
+			]
 		}
 	],
 	"lineOfCodeCount": 0,