chore: init repo

.github/FUNDING.yml

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+github: usememos

.github/workflows/backend-tests.yml

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+name: Backend Test
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches:
+      - main
+    paths:
+      - "go.mod"
+      - "go.sum"
+      - "**.go"
+
+jobs:
+  go-static-checks:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: 1.21
+          check-latest: true
+          cache: true
+      - name: Verify go.mod is tidy
+        run: |
+          go mod tidy -go=1.21
+          git diff --exit-code
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v3
+        with:
+          version: v1.54.1
+          args: --verbose --timeout=3m
+          skip-cache: true
+
+  go-tests:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: 1.21
+          check-latest: true
+          cache: true
+      - name: Run all tests
+        run: go test -v ./... | tee test.log; exit ${PIPESTATUS[0]}
+      - name: Pretty print tests running time
+        run: grep --color=never -e '--- PASS:' -e '--- FAIL:' test.log | sed 's/[:()]//g' | awk '{print $2,$3,$4}' | sort -t' ' -nk3 -r | awk '{sum += $3; print $1,$2,$3,sum"s"}'

.github/workflows/codeql.yml

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+# For most projects, this workflow file will not need changing; you simply need
+# to commit it to your repository.
+#
+# You may wish to alter this file to override the set of languages analyzed,
+# or to provide custom queries or build logic.
+#
+# ******** NOTE ********
+# We have attempted to detect the languages in your repository. Please check
+# the `language` matrix defined below to confirm you have the correct set of
+# supported CodeQL languages.
+#
+name: "CodeQL"
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [main]
+    paths:
+      - "go.mod"
+      - "go.sum"
+      - "**.go"
+      - "proto/**"
+      - "web/**"
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: ["go", "javascript"]
+        # CodeQL supports [ 'cpp', 'csharp', 'go', 'java', 'javascript', 'python', 'ruby' ]
+        # Learn more about CodeQL language support at https://git.io/codeql-language-support
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      # Initializes the CodeQL tools for scanning.
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v2
+        with:
+          languages: ${{ matrix.language }}
+          # If you wish to specify custom queries, you can do so here or in a config file.
+          # By default, queries listed here will override any specified in a config file.
+          # Prefix the list here with "+" to use these queries and those in the config file.
+          # queries: ./path/to/local/query, your-org/your-repo/queries@main
+
+      # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
+      # If this step fails, then you should remove it and run the build manually (see below)
+      - name: Autobuild
+        uses: github/codeql-action/autobuild@v2
+
+      # ℹ️ Command-line programs to run using the OS shell.
+      # 📚 https://git.io/JvXDl
+
+      # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
+      #    and modify them (or add more) to build your code if your project
+      #    uses a compiled language
+
+      #- run: |
+      #   make bootstrap
+      #   make release
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v2

.golangci.yaml

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+run:
+  timeout: 10m
+linters:
+  enable:
+    - errcheck
+    - goimports
+    - revive
+    - govet
+    - staticcheck
+    - misspell
+    - gocritic
+    - sqlclosecheck
+    - rowserrcheck
+    - nilerr
+    - godot
+    - forbidigo
+    - mirror
+    - bodyclose
+
+issues:
+  include:
+    # https://golangci-lint.run/usage/configuration/#command-line-options
+  exclude:
+    - Rollback
+    - logger.Sync
+    - pgInstance.Stop
+    - fmt.Printf
+    - Enter(.*)_(.*)
+    - Exit(.*)_(.*)
+
+linters-settings:
+  goimports:
+    # Put imports beginning with prefix after 3rd-party packages.
+    local-prefixes: github.com/usememos/gomark
+  revive:
+    # Default to run all linters so that new rules in the future could automatically be added to the static check.
+    enable-all-rules: true
+    rules:
+      # The following rules are too strict and make coding harder. We do not enable them for now.
+      - name: file-header
+        disabled: true
+      - name: line-length-limit
+        disabled: true
+      - name: function-length
+        disabled: true
+      - name: max-public-structs
+        disabled: true
+      - name: function-result-limit
+        disabled: true
+      - name: banned-characters
+        disabled: true
+      - name: argument-limit
+        disabled: true
+      - name: cognitive-complexity
+        disabled: true
+      - name: cyclomatic
+        disabled: true
+      - name: confusing-results
+        disabled: true
+      - name: add-constant
+        disabled: true
+      - name: flag-parameter
+        disabled: true
+      - name: nested-structs
+        disabled: true
+      - name: import-shadowing
+        disabled: true
+      - name: early-return
+        disabled: true
+      - name: use-any
+        disabled: true
+      - name: exported
+        disabled: true
+      - name: unhandled-error
+        disabled: true
+      - name: if-return
+        disabled: true
+  gocritic:
+    disabled-checks:
+      - ifElseChain
+  govet:
+    settings:
+      printf: # The name of the analyzer, run `go tool vet help` to see the list of all analyzers
+        funcs: # Run `go tool vet help printf` to see the full configuration of `printf`.
+          - common.Errorf
+    enable-all: true
+    disable:
+      - fieldalignment
+      - shadow
+  forbidigo:
+    forbid:
+      - 'fmt\.Errorf(# Please use errors\.Wrap\|Wrapf\|Errorf instead)?'
+      - 'ioutil\.ReadDir(# Please use os\.ReadDir)?'

CODEOWNERS

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+# These owners will be the default owners for everything in the repo.
+* @boojack

README.md

@@ -0,0 +1,3 @@
+# gomark
+
+A markdown parser for memos. WIP

ast/ast.go

@@ -0,0 +1,88 @@
+package ast
+
+type NodeType uint32
+
+const (
+	UnknownNode NodeType = iota
+	// Block nodes.
+	LineBreakNode
+	ParagraphNode
+	CodeBlockNode
+	HeadingNode
+	HorizontalRuleNode
+	BlockquoteNode
+	OrderedListNode
+	UnorderedListNode
+	TaskListNode
+	MathBlockNode
+	TableNode
+	EmbeddedContentNode
+	// Inline nodes.
+	TextNode
+	BoldNode
+	ItalicNode
+	BoldItalicNode
+	CodeNode
+	ImageNode
+	LinkNode
+	AutoLinkNode
+	TagNode
+	StrikethroughNode
+	EscapingCharacterNode
+	MathNode
+	HighlightNode
+	SubscriptNode
+	SuperscriptNode
+	ReferencedContentNode
+)
+
+type Node interface {
+	// Type returns a node type.
+	Type() NodeType
+
+	// Restore returns a string representation of this node.
+	Restore() string
+
+	// PrevSibling returns a previous sibling node of this node.
+	PrevSibling() Node
+
+	// NextSibling returns a next sibling node of this node.
+	NextSibling() Node
+
+	// SetPrevSibling sets a previous sibling node to this node.
+	SetPrevSibling(Node)
+
+	// SetNextSibling sets a next sibling node to this node.
+	SetNextSibling(Node)
+}
+
+type BaseNode struct {
+	prevSibling Node
+
+	nextSibling Node
+}
+
+func (n *BaseNode) PrevSibling() Node {
+	return n.prevSibling
+}
+
+func (n *BaseNode) NextSibling() Node {
+	return n.nextSibling
+}
+
+func (n *BaseNode) SetPrevSibling(node Node) {
+	n.prevSibling = node
+}
+
+func (n *BaseNode) SetNextSibling(node Node) {
+	n.nextSibling = node
+}
+
+func IsBlockNode(node Node) bool {
+	switch node.Type() {
+	case ParagraphNode, CodeBlockNode, HeadingNode, HorizontalRuleNode, BlockquoteNode, OrderedListNode, UnorderedListNode, TaskListNode, MathBlockNode, TableNode, EmbeddedContentNode:
+		return true
+	default:
+		return false
+	}
+}