From 510680d6c597b46202ca4f66cc0765fe106395c7 Mon Sep 17 00:00:00 2001
From: Ian Gulliver <git@flamingcow.io>
Date: Sat, 20 Nov 2021 18:51:19 -1000
Subject: [PATCH] Start of code growth

---
 grow/add_one.yaml  |  7 +++++++
 grow/definition.go | 30 ++++++++++++++++++++++++++++++
 grow/main.go       | 26 ++++++++++++++++++++++++++
 3 files changed, 63 insertions(+)
 create mode 100644 grow/add_one.yaml
 create mode 100644 grow/definition.go
 create mode 100644 grow/main.go

diff --git a/grow/add_one.yaml b/grow/add_one.yaml
new file mode 100644
index 0000000..1cfc267
--- /dev/null
+++ b/grow/add_one.yaml
@@ -0,0 +1,7 @@
+global_memory_size: 1
+function_memory_size: 1
+samples:
+- global_memory_inputs:
+    0: 0
+  global_memory_outputs:
+    0: 1
diff --git a/grow/definition.go b/grow/definition.go
new file mode 100644
index 0000000..8d59906
--- /dev/null
+++ b/grow/definition.go
@@ -0,0 +1,30 @@
+package main
+
+import "io"
+
+import "gopkg.in/yaml.v2"
+
+type Definition struct {
+	GlobalMemorySize   uint64    `yaml:"global_memory_size"`
+	FunctionMemorySize uint64    `yaml:"function_memory_size"`
+	Samples            []*Sample `yaml:"samples"`
+}
+
+type Sample struct {
+	GlobalMemoryInputs  map[uint64]uint64 `yaml:"global_memory_inputs"`
+	GlobalMemoryOutputs map[uint64]uint64 `yaml:"global_memory_outputs"`
+}
+
+func loadDefinition(r io.Reader) (*Definition, error) {
+	dec := yaml.NewDecoder(r)
+	dec.SetStrict(true)
+
+	def := &Definition{}
+
+	err := dec.Decode(def)
+	if err != nil {
+		return nil, err
+	}
+
+	return def, nil
+}
diff --git a/grow/main.go b/grow/main.go
new file mode 100644
index 0000000..f9c9865
--- /dev/null
+++ b/grow/main.go
@@ -0,0 +1,26 @@
+package main
+
+import "flag"
+import "log"
+import "os"
+
+func main() {
+	defPath := flag.String("def-path", "", "path to definition YAML file")
+	flag.Parse()
+
+	if *defPath == "" {
+		log.Fatal("Please specify --def-path")
+	}
+
+	defFile, err := os.Open(*defPath)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	def, err := loadDefinition(defFile)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	log.Printf("%+v", def)
+}