renamed repo so as not to clash with existing emoji lib

.credo.exs

@@ -0,0 +1,100 @@
+# .credo.exs
+%{
+  configs: [
+    %{
+      name: "default",
+      files: %{
+        included: ["lib/", "test/"],
+        excluded: [~r"/_build/", ~r"/deps/", ~r"/node_modules/"]
+      },
+      plugins: [],
+      requires: [],
+      strict: false,
+      parse_timeout: 5000,
+      color: true,
+      checks: %{
+        enabled: [
+          # Design Checks
+          {Credo.Check.Design.AliasUsage, []},
+          {Credo.Check.Design.TagFIXME, []},
+          {Credo.Check.Design.TagTODO, exit_status: 0},
+
+          # Readability Checks
+          {Credo.Check.Readability.AliasOrder, []},
+          {Credo.Check.Readability.FunctionNames, []},
+          {Credo.Check.Readability.LargeNumbers, []},
+          {Credo.Check.Readability.MaxLineLength, [max_length: 120]},
+          {Credo.Check.Readability.ModuleAttributeNames, []},
+          {Credo.Check.Readability.ModuleDoc, []},
+          {Credo.Check.Readability.ModuleNames, []},
+          {Credo.Check.Readability.ParenthesesInCondition, []},
+          {Credo.Check.Readability.ParenthesesOnZeroArityDefs, []},
+          {Credo.Check.Readability.PipeIntoAnonymousFunctions, []},
+          {Credo.Check.Readability.PredicateFunctionNames, []},
+          {Credo.Check.Readability.PreferImplicitTry, []},
+          {Credo.Check.Readability.RedundantBlankLines, []},
+          {Credo.Check.Readability.Semicolons, []},
+          {Credo.Check.Readability.SpaceAfterCommas, []},
+          {Credo.Check.Readability.StringSigils, []},
+          {Credo.Check.Readability.TrailingBlankLine, []},
+          {Credo.Check.Readability.TrailingWhiteSpace, []},
+          {Credo.Check.Readability.UnnecessaryAliasExpansion, []},
+          {Credo.Check.Readability.VariableNames, []},
+          {Credo.Check.Readability.WithSingleClause, []},
+
+          # Refactoring Opportunities
+          {Credo.Check.Refactor.Apply, []},
+          {Credo.Check.Refactor.CondStatements, []},
+          {Credo.Check.Refactor.CyclomaticComplexity, []},
+          {Credo.Check.Refactor.FunctionArity, []},
+          {Credo.Check.Refactor.LongQuoteBlocks, []},
+          {Credo.Check.Refactor.MatchInCondition, []},
+          {Credo.Check.Refactor.MapJoin, []},
+          {Credo.Check.Refactor.NegatedConditionsInUnless, []},
+          {Credo.Check.Refactor.NegatedConditionsWithElse, []},
+          {Credo.Check.Refactor.Nesting, []},
+          {Credo.Check.Refactor.UnlessWithElse, []},
+          {Credo.Check.Refactor.WithClauses, []},
+
+          # Warnings
+          {Credo.Check.Warning.ApplicationConfigInModuleAttribute, []},
+          {Credo.Check.Warning.BoolOperationOnSameValues, []},
+          {Credo.Check.Warning.Dbg, []},
+          {Credo.Check.Warning.ExpensiveEmptyEnumCheck, []},
+          {Credo.Check.Warning.IExPry, []},
+          {Credo.Check.Warning.IoInspect, []},
+          {Credo.Check.Warning.OperationOnSameValues, []},
+          {Credo.Check.Warning.OperationWithConstantResult, []},
+          {Credo.Check.Warning.RaiseInsideRescue, []},
+          {Credo.Check.Warning.SpecWithStruct, []},
+          {Credo.Check.Warning.UnusedEnumOperation, []},
+          {Credo.Check.Warning.UnusedFileOperation, []},
+          {Credo.Check.Warning.UnusedKeywordOperation, []},
+          {Credo.Check.Warning.UnusedListOperation, []},
+          {Credo.Check.Warning.UnusedPathOperation, []},
+          {Credo.Check.Warning.UnusedRegexOperation, []},
+          {Credo.Check.Warning.UnusedStringOperation, []},
+          {Credo.Check.Warning.UnusedTupleOperation, []},
+          {Credo.Check.Warning.WrongTestFileExtension, []}
+        ],
+        disabled: [
+          # Disabled checks
+          {Credo.Check.Readability.MultiAlias, []},
+          {Credo.Check.Readability.Specs, []},
+          {Credo.Check.Refactor.ABCSize, []},
+          {Credo.Check.Refactor.AppendSingleItem, []},
+          {Credo.Check.Refactor.DoubleBooleanNegation, []},
+          {Credo.Check.Refactor.ModuleDependencies, []},
+          {Credo.Check.Refactor.NegatedIsNil, []},
+          {Credo.Check.Refactor.PipeChainStart, []},
+          {Credo.Check.Refactor.VariableRebinding, []},
+          {Credo.Check.Warning.LazyLogging, []},
+          {Credo.Check.Warning.LeakyEnvironment, []},
+          {Credo.Check.Warning.MapGetUnsafePass, []},
+          {Credo.Check.Warning.MixEnv, []},
+          {Credo.Check.Warning.UnsafeToAtom, []}
+        ]
+      }
+    }
+  ]
+}

.github/workflows/ci.yml

@@ -0,0 +1,48 @@
+name: CI
+
+on:
+  push:
+    branches: [ master, main ]
+  pull_request:
+    branches: [ master, main ]
+
+jobs:
+  test:
+    name: Test on Elixir ${{matrix.elixir}} / OTP ${{matrix.otp}}
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        elixir: ['1.14', '1.15', '1.16']
+        otp: ['25', '26']
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Set up Elixir
+      uses: erlef/setup-beam@v1
+      with:
+        elixir-version: ${{matrix.elixir}}
+        otp-version: ${{matrix.otp}}
+
+    - name: Restore dependencies cache
+      uses: actions/cache@v3
+      with:
+        path: deps
+        key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
+        restore-keys: ${{ runner.os }}-mix-
+
+    - name: Install dependencies
+      run: mix deps.get
+
+    - name: Compile with warnings as errors
+      run: mix compile --warnings-as-errors
+
+    - name: Run tests
+      run: mix test
+
+    - name: Run Credo
+      run: mix credo --strict
+
+    - name: Run Sobelow
+      run: mix sobelow --exit Low
+

.gitignore

@@ -21,6 +21,14 @@ erl_crash.dump
 
 # Ignore package tarball (built via "mix hex.build").
 smile-*.tar
+smile_ex-*.tar
 
 # Temporary files, for example, from tests.
 /tmp/
+
+# Dialyzer
+/priv/plts/
+
+# Coverage reports
+coveralls.html
+.coveralls.yml

.hexignore

@@ -0,0 +1,35 @@
+# Ignore build artifacts
+/_build
+/cover
+/doc
+/deps
+
+# Ignore test files
+/test
+
+# Ignore git files
+/.git
+/.github
+/.gitignore
+
+# Ignore development files
+/.elixir_ls
+/.vscode
+/.idea
+
+# Ignore examples
+/examples
+
+# Ignore temporary files
+*.swp
+*.swo
+*~
+.DS_Store
+
+# Ignore CI files
+/.travis.yml
+/.github
+
+# Ignore summary
+/SUMMARY.md
+

.sobelow-conf

@@ -0,0 +1,13 @@
+[
+  verbose: false,
+  private: false,
+  skip: false,
+  router: "",
+  exit: "false",
+  format: "txt",
+  out: "",
+  threshold: "low",
+  ignore: [],
+  ignore_files: []
+]
+

CHANGELOG.md

@@ -9,7 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
-- Initial release of Smile binary format encoder/decoder for Elixir
+- Initial release of SmileEx binary format encoder/decoder for Elixir
 - Complete implementation of Smile format specification v1.0
 - Support for all JSON-compatible data types (null, boolean, integer, float, string, array, object)
 - Encoding with back-references for field names and string values
@@ -30,5 +30,5 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Typically 20-40% size reduction compared to JSON
 - Faster encoding and decoding than text-based JSON
 
-[0.1.0]: https://github.com/thanos/smile/releases/tag/v0.1.0
+[0.1.0]: https://github.com/thanos/smile_ex/releases/tag/v0.1.0
 

LICENSE

@@ -0,0 +1,22 @@
+MIT License
+
+Copyright (c) 2025 Smile Contributors
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+

README.md

@@ -1,8 +1,9 @@
-# Smile
+# SmileEx
+
 
-[![Hex.pm](https://img.shields.io/hexpm/v/smile.svg)](https://hex.pm/packages/smile)
-[![Hex Docs](https://img.shields.io/badge/hex-docs-lightgreen.svg)](https://hexdocs.pm/smile/)
-[![Hex.pm](https://img.shields.io/hexpm/dt/smile.svg)](https://hex.pm/packages/smile)
+[![Hex.pm](https://img.shields.io/hexpm/v/smile_ex.svg)](https://hex.pm/packages/smile_ex)
+[![Hex Docs](https://img.shields.io/badge/hex-docs-lightgreen.svg)](https://hexdocs.pm/smile_ex/)
+[![Hex.pm](https://img.shields.io/hexpm/dt/smile_ex.svg)](https://hex.pm/packages/smile_ex)
 
 
 
@@ -21,12 +22,12 @@ Smile is a computer data interchange format based on JSON. It can be considered
 
 ## Installation
 
-Add `smile` to your list of dependencies in `mix.exs`:
+Add `smile_ex` to your list of dependencies in `mix.exs`:
 
 ```elixir
 def deps do
   [
-    {:smile, "~> 0.1.0"}
+    {:smile_ex, "~> 0.1.0"}
   ]
 end
 ```
@@ -187,18 +188,33 @@ json = Jason.encode!(data)
 # Plus: faster to encode/decode
 ```
 
-## Testing
+## Development
 
-Run the test suite:
+### Testing
 
 ```bash
+# Run tests
 mix test
+
+# Run tests with coverage
+mix test --cover
+
+# Generate HTML coverage report
+mix coveralls.html
+open cover/excoveralls.html
 ```
 
-Run tests with coverage:
+### Code Quality
 
 ```bash
-mix test --cover
+# Static code analysis
+mix credo
+
+# Security analysis
+mix sobelow
+
+# Type checking (first run takes a while)
+mix dialyzer
 ```
 
 ## Specification
@@ -211,15 +227,22 @@ For more details about the format, see:
 
 ## Contributing
 
-Contributions are welcome! Please feel free to submit a Pull Request.
+Contributions are welcome! Please ensure:
+
+1. All tests pass: `mix test`
+2. Code passes static analysis: `mix credo`
+3. No security issues: `mix sobelow`
+4. Code is formatted: `mix format`
+
+Then submit a Pull Request.
 
 ## License
 
 This project is licensed under the MIT License.
 
 ## API Documentation
 
-The complete API documentation is available on [HexDocs](https://hexdocs.pm/smile/).
+The complete API documentation is available on [HexDocs](https://hexdocs.pm/smile_ex/).
 
 You can also generate documentation locally:
 

coveralls.json

@@ -0,0 +1,12 @@
+{
+  "coverage_options": {
+    "minimum_coverage": 70,
+    "treat_no_relevant_lines_as_covered": true,
+    "output_dir": "cover/"
+  },
+  "skip_files": [
+    "test/",
+    "deps/"
+  ]
+}
+

lib/constants.ex

@@ -50,17 +50,21 @@ defmodule Smile.Constants do
   def max_shared_names, do: 1024
   def max_shared_string_values, do: 1024
   def max_shared_string_length_bytes, do: 65
-  def min_buffer_for_possible_short_string, do: 1 + (3 * 65)
+  def min_buffer_for_possible_short_string, do: 1 + 3 * 65
 
   # Byte markers
   def byte_marker_end_of_string, do: 0xFC
   def byte_marker_end_of_content, do: 0xFF
 
   # Format header
-  def header_byte_1, do: 0x3A  # ':'
-  def header_byte_2, do: 0x29  # ')'
-  def header_byte_3, do: 0x0A  # '\n'
-  def header_byte_4, do: 0x00  # version 0
+  # ':'
+  def header_byte_1, do: 0x3A
+  # ')'
+  def header_byte_2, do: 0x29
+  # '\n'
+  def header_byte_3, do: 0x0A
+  # version 0
+  def header_byte_4, do: 0x00
 
   # Header bits
   def header_bit_has_shared_names, do: 0x01