Allow skipping inputs in rendered transcripts

CHANGELOG.md

@@ -16,6 +16,8 @@ The project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html)
 - Add a fallback error message to the default template if HTML-in-SVG embedding
   is not supported.
 - Add [FAQ](FAQ.md) with some tips and troubleshooting advice.
+- Allow hiding `UserInput`s during transcript rendering by calling the `hide()` method.
+  Hidden inputs are supported by the default and pure SVG templates.
 
 ### Changed
 

cli/CHANGELOG.md

@@ -14,6 +14,7 @@ The project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html)
   As an example, this can be used to import fonts using `@import` or `@font-face`.
 - Support rendering pure SVG using `--pure-svg` option. See the library changelog and FAQ
   for more details.
+- Allow hiding all user inputs in a rendered transcript by specifying the `--no-inputs` flag.
 
 ## 0.3.0-beta.1 - 2023-01-19
 

cli/README.md

@@ -133,6 +133,7 @@ on the terminal size.
 
 See also [a shell script][generate-snapshots] used in the "parent" `term-transcript`
 crate to render examples; it uses all major commands and options of the CLI app.
+The snapshots generated by the script are showcased [in a dedicated file][examples-readme].
 
 ## License
 
@@ -153,3 +154,4 @@ shall be dual licensed as above, without any additional terms or conditions.
 [help-snapshot-link]: https://github.com/slowli/term-transcript/raw/HEAD/cli/tests/snapshots/help.svg?sanitize=true
 [`isatty`]: https://man7.org/linux/man-pages/man3/isatty.3.html
 [generate-snapshots]: https://github.com/slowli/term-transcript/blob/HEAD/examples/generate-snapshots.sh
+[examples-readme]: https://github.com/slowli/term-transcript/blob/HEAD/examples/README.md

cli/src/main.rs

@@ -16,7 +16,7 @@ use std::{
 use term_transcript::{
     test::{MatchKind, TestConfig, TestOutputConfig, TestStats},
     traits::SpawnShell,
-    Transcript, UserInput,
+    Transcript,
 };
 
 mod shell;
@@ -98,7 +98,7 @@ impl Command {
                     term_output.pop();
                 }
 
-                transcript.add_interaction(UserInput::command(command), term_output);
+                transcript.add_interaction(template.create_input(command), term_output);
                 template.render(&transcript)?;
             }
 
@@ -107,7 +107,7 @@ impl Command {
                 inputs,
                 template,
             } => {
-                let inputs = inputs.into_iter().map(UserInput::command);
+                let inputs = inputs.into_iter().map(|input| template.create_input(input));
                 let transcript = shell.create_transcript(inputs)?;
                 template.render(&transcript)?;
             }

cli/src/template.rs

@@ -12,7 +12,7 @@ use std::{
 
 use term_transcript::{
     svg::{self, ScrollOptions, Template, TemplateOptions, WrapOptions},
-    Transcript,
+    Transcript, UserInput,
 };
 
 #[derive(Debug, Clone, ValueEnum)]
@@ -85,6 +85,9 @@ pub(crate) struct TemplateArgs {
     /// by more viewers, but there may be rendering artifacts.
     #[arg(long = "pure-svg", conflicts_with = "template_path")]
     pure_svg: bool,
+    /// Hides all user inputs; only outputs will be rendered.
+    #[arg(long = "no-inputs")]
+    no_inputs: bool,
     /// Path to a custom Handlebars template to use. `-` means not to use a template at all,
     /// and instead output JSON data that would be fed to a template.
     ///
@@ -125,6 +128,15 @@ impl From<TemplateArgs> for TemplateOptions {
 }
 
 impl TemplateArgs {
+    pub fn create_input(&self, command: String) -> UserInput {
+        let input = UserInput::command(command);
+        if self.no_inputs {
+            input.hide()
+        } else {
+            input
+        }
+    }
+
     pub fn render(mut self, transcript: &Transcript) -> anyhow::Result<()> {
         let pure_svg = self.pure_svg;
         let out_path = mem::take(&mut self.out);

examples/README.md

@@ -101,7 +101,26 @@ term-transcript exec -T 250ms --palette gjm8 \
 Same snapshot generated using the pure SVG template (i.e., with the additional
 `--pure-svg` flag):
 
-![Numbering with line breaks](numbers-long-pure.svg)
+![Numbering with line breaks, pure SVG](numbers-long-pure.svg)
+
+## Hiding user inputs
+
+Combined with line numbering and scrolling to test more features.
+
+![Hidden user inputs](no-inputs-numbers.svg)
+
+Generating command:
+
+```shell
+term-transcript exec -T 250ms --scroll --palette xterm \
+  --no-inputs --line-numbers continuous \
+  rainbow 'rainbow --short'
+```
+
+Same snapshot generated using the pure SVG template (i.e., with the additional
+`--pure-svg` flag):
+
+![Hidden user inputs, pure SVG](no-inputs-numbers-pure.svg)
 
 ## Custom fonts
 

examples/generate-snapshots.sh

@@ -77,6 +77,18 @@ term-transcript exec $TT_ARGS --scroll --palette xterm --line-numbers each-outpu
   rainbow 'rainbow --short' \
   > "$ROOT_DIR/examples/numbers-each-output.$EXTENSION"
 
+echo "Creating snapshot with no inputs, --line-numbers continuous"
+term-transcript exec $TT_ARGS --scroll --palette xterm \
+  --no-inputs --line-numbers continuous \
+  rainbow 'rainbow --short' \
+  > "$ROOT_DIR/examples/no-inputs-numbers.$EXTENSION"
+
+echo "Creating snapshot with no inputs, --line-numbers continuous (pure SVG)"
+term-transcript exec $TT_ARGS --scroll --palette xterm --pure-svg \
+  --no-inputs --line-numbers continuous \
+  rainbow 'rainbow --short' \
+  > "$ROOT_DIR/examples/no-inputs-numbers-pure.$EXTENSION"
+
 echo "Creating snapshot with --line-numbers continuous-outputs"
 term-transcript exec $TT_ARGS --scroll --palette powershell --line-numbers continuous-outputs \
   rainbow 'rainbow --short' \