Merge pull request #48 from Hyrtwol/odin_info

How to write odin info as json

.github/workflows/check.yml

@@ -43,6 +43,7 @@ jobs:
           odin check glfw/window $FLAGS
 
           odin check json/load_json $FLAGS
+          odin check json/odin_info $FLAGS
 
           odin check learn_metal/00-window $FLAGS
           odin check learn_metal/01-primitive $FLAGS

json/odin_info/odin_info.odin

@@ -0,0 +1,49 @@
+/*
+Demonstrate how you can create a json file
+*/
+package main
+
+import "base:builtin"
+import "base:runtime"
+import "core:encoding/json"
+import "core:fmt"
+import "core:os"
+
+main :: proc() {
+	fmt.println("Some of Odin's builtin constants")
+
+	path := len(os.args) > 1 ? os.args[1] : "odin_info.json"
+
+	info: struct {
+		ODIN_OS:      runtime.Odin_OS_Type,
+		ODIN_ARCH:    runtime.Odin_Arch_Type,
+		ODIN_ENDIAN:  runtime.Odin_Endian_Type,
+		ODIN_VENDOR:  string,
+		ODIN_VERSION: string,
+		ODIN_ROOT:    string,
+		ODIN_DEBUG:   bool,
+	} = {ODIN_OS, ODIN_ARCH, ODIN_ENDIAN, ODIN_VENDOR, ODIN_VERSION, ODIN_ROOT, ODIN_DEBUG}
+
+	fmt.println("Odin:")
+	fmt.printfln("%#v", info)
+
+	fmt.println("JSON:")
+	json_data, err := json.marshal(info, {
+		pretty         = true,
+		use_enum_names = true,
+	})
+	if err != nil {
+		fmt.eprintfln("Unable to marshal JSON: %v", err)
+		os.exit(1)
+	}
+
+	fmt.printfln("%s", json_data)
+	fmt.printfln("Writing: %s", path)
+	werr := os.write_entire_file_or_err(path, json_data)
+	if werr != nil {
+		fmt.eprintfln("Unable to write file: %v", werr)
+		os.exit(1)
+	}
+
+	fmt.println("Done")
+}