escape-parser: Fix no_std build and add CI coverage

Fix `make test` failing on the wezterm-escape-parser no_std configuration,
and add CI coverage to prevent silent regressions.

.github/workflows/gen_centos9.yml

@@ -97,6 +97,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_centos9_continuous.yml

@@ -100,6 +100,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_centos9_tag.yml

@@ -79,6 +79,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_debian12.yml

@@ -100,6 +100,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_debian12_continuous.yml

@@ -103,6 +103,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_debian12_tag.yml

@@ -82,6 +82,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_fedora41.yml

@@ -94,6 +94,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_fedora41_continuous.yml

@@ -97,6 +97,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_fedora41_tag.yml

@@ -76,6 +76,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_macos.yml

@@ -88,6 +88,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast --target=x86_64-apple-darwin"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser --target=x86_64-apple-darwin"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_macos_continuous.yml

@@ -91,6 +91,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast --target=x86_64-apple-darwin"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser --target=x86_64-apple-darwin"
       - name: "Package"
         env:
           MACOS_APPLEID: ${{ secrets.MACOS_APPLEID }}

.github/workflows/gen_macos_tag.yml

@@ -75,6 +75,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast --target=x86_64-apple-darwin"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser --target=x86_64-apple-darwin"
       - name: "Package"
         env:
           MACOS_APPLEID: ${{ secrets.MACOS_APPLEID }}

.github/workflows/gen_ubuntu22.04.yml

@@ -100,6 +100,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_ubuntu22.04_continuous.yml

@@ -103,6 +103,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_ubuntu22.04_tag.yml

@@ -82,6 +82,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_ubuntu24.04.yml

@@ -100,6 +100,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_ubuntu24.04_continuous.yml

@@ -103,6 +103,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_ubuntu24.04_tag.yml

@@ -82,6 +82,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_ubuntu26.04.yml

@@ -105,6 +105,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_ubuntu26.04_continuous.yml

@@ -108,6 +108,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

.github/workflows/gen_ubuntu26.04_tag.yml

@@ -84,6 +84,9 @@ jobs:
       - name: "Test"
         shell: bash
         run: "cargo nextest run --all --no-fail-fast"
+      - name: "Test wezterm-escape-parser (no_std)"
+        shell: bash
+        run: "cargo nextest run -p wezterm-escape-parser"
       - name: "Package"
         shell: bash
         run: "bash ci/deploy.sh"

ci/generate-workflows.py

@@ -477,12 +477,15 @@ rustup default {toolchain}
         return steps
 
     def test_all(self):
-        run = "cargo nextest run --all --no-fail-fast"
+        target = ""
         if "macos" in self.name:
-            run += " --target=x86_64-apple-darwin"
+            target = " --target=x86_64-apple-darwin"
+        prefix = ""
         if self.name == "centos7":
-            run = "source /opt/rh/devtoolset-9/enable\n" + run
-        return [
+            prefix = "source /opt/rh/devtoolset-9/enable\n"
+        run = prefix + "cargo nextest run --all --no-fail-fast" + target
+        run_no_std = prefix + "cargo nextest run -p wezterm-escape-parser" + target
+        steps = [
             # Install cargo-nextest
             InstallCrateStep("cargo-nextest", key=self.name),
             # Run tests
@@ -490,6 +493,11 @@ rustup default {toolchain}
             if "win" in self.name
             else RunStep(name="Test", run=run),
         ]
+        if "win" not in self.name:
+            steps += [
+                RunStep(name="Test wezterm-escape-parser (no_std)", run=run_no_std)
+            ]
+        return steps
 
     def package(self, trusted=False):
         steps = []

wezterm-escape-parser/src/apc.rs

@@ -1219,6 +1219,8 @@ impl Display for KittyImage {
 #[cfg(test)]
 mod test {
     use super::*;
+    #[cfg(not(feature = "std"))]
+    use alloc::format;
     use k9::assert_equal as assert_eq;
 
     #[test]

wezterm-escape-parser/src/esc.rs

@@ -171,6 +171,8 @@ impl Display for Esc {
 #[cfg(test)]
 mod test {
     use super::*;
+    #[cfg(not(feature = "std"))]
+    use alloc::format;
     use alloc::string::String;
 
     fn encode(osc: &Esc) -> String {

wezterm-escape-parser/src/parser/sixel.rs

@@ -193,6 +193,8 @@ mod test {
     use crate::parser::Parser;
     use crate::{Action, Esc, EscCode};
     use alloc::boxed::Box;
+    #[cfg(not(feature = "std"))]
+    use alloc::format;
     use k9::assert_equal as assert_eq;
 
     #[test]