diff options
Diffstat (limited to 'crates/typst-library/src')
| -rw-r--r-- | crates/typst-library/src/foundations/module.rs | 19 | ||||
| -rw-r--r-- | crates/typst-library/src/foundations/ops.rs | 1 |
2 files changed, 16 insertions, 4 deletions
diff --git a/crates/typst-library/src/foundations/module.rs b/crates/typst-library/src/foundations/module.rs index 55d8bab6..14eefca3 100644 --- a/crates/typst-library/src/foundations/module.rs +++ b/crates/typst-library/src/foundations/module.rs @@ -19,11 +19,8 @@ use crate::foundations::{repr, ty, Content, Scope, Value}; /// /// You can access definitions from the module using [field access /// notation]($scripting/#fields) and interact with it using the [import and -/// include syntaxes]($scripting/#modules). Alternatively, it is possible to -/// convert a module to a dictionary, and therefore access its contents -/// dynamically, using the [dictionary constructor]($dictionary/#constructor). +/// include syntaxes]($scripting/#modules). /// -/// # Example /// ```example /// <<< #import "utils.typ" /// <<< #utils.add(2, 5) @@ -34,6 +31,20 @@ use crate::foundations::{repr, ty, Content, Scope, Value}; /// >>> /// >>> #(-3) /// ``` +/// +/// You can check whether a definition is present in a module using the `{in}` +/// operator, with a string on the left-hand side. This can be useful to +/// [conditionally access]($category/foundations/std/#conditional-access) +/// definitions in a module. +/// +/// ```example +/// #("table" in std) \ +/// #("nope" in std) +/// ``` +/// +/// Alternatively, it is possible to convert a module to a dictionary, and +/// therefore access its contents dynamically, using the [dictionary +/// constructor]($dictionary/#constructor). #[ty(cast)] #[derive(Clone, Hash)] #[allow(clippy::derived_hash_with_manual_eq)] diff --git a/crates/typst-library/src/foundations/ops.rs b/crates/typst-library/src/foundations/ops.rs index 6c240844..3c6a5e6c 100644 --- a/crates/typst-library/src/foundations/ops.rs +++ b/crates/typst-library/src/foundations/ops.rs @@ -558,6 +558,7 @@ pub fn contains(lhs: &Value, rhs: &Value) -> Option<bool> { (Str(a), Str(b)) => Some(b.as_str().contains(a.as_str())), (Dyn(a), Str(b)) => a.downcast::<Regex>().map(|regex| regex.is_match(b)), (Str(a), Dict(b)) => Some(b.contains(a)), + (Str(a), Module(b)) => Some(b.scope().get(a).is_some()), (a, Array(b)) => Some(b.contains(a.clone())), _ => Option::None, |