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| author |  Dirkjan Ochtman <dirkjan@ochtman.nl> | 2018-05-27 10:14:32 +0200 |
|---|---|---|
| committer | Dirkjan Ochtman <dirkjan@ochtman.nl> | 2018-05-27 10:14:32 +0200 |
| commit | ac4aaf6503f7e13641cbdd8fba2c4a10b81b1f97 (patch) | |
| tree | de259d21351c3b26dd0ae763cbbf014b5e7e3a14 | |
| parent | 3ba47e3fba811c073fc0623374f15861191d2edf (diff) | |
| download | askama-ac4aaf6503f7e13641cbdd8fba2c4a10b81b1f97.tar.gz askama-ac4aaf6503f7e13641cbdd8fba2c4a10b81b1f97.tar.bz2 askama-ac4aaf6503f7e13641cbdd8fba2c4a10b81b1f97.zip | |
Add note about calling methods and warn about stack overflow
| -rw-r--r-- | askama/src/lib.rs | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/askama/src/lib.rs b/askama/src/lib.rs index 823d48f..a83aab2 100644 --- a/askama/src/lib.rs +++ b/askama/src/lib.rs @@ -258,6 +258,12 @@ //! Expressions can be grouped using parentheses. //! The HTML special characters `&`, `<` and `>` will be replaced with their //! character entities unless the `escape` mode is disabled for a template. +//! Methods can be called on variables that are in scope, including `self`. +//! +//! **Warning**: if the result of an expression (a `{{ }}` block) is +//! equivalent to `self`, this can result in a stack overflow from infinite +//! recursion. This is because the `Display` implementation for that expression +//! will in turn evaluate the expression and yield `self` again. //! //! ## Comments //! |