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-rw-r--r--textwrap/examples/layout.rs38
-rw-r--r--textwrap/examples/termwidth.rs41
2 files changed, 79 insertions, 0 deletions
diff --git a/textwrap/examples/layout.rs b/textwrap/examples/layout.rs
new file mode 100644
index 0000000..d36cb3a
--- /dev/null
+++ b/textwrap/examples/layout.rs
@@ -0,0 +1,38 @@
+#[cfg(feature = "hyphenation")]
+extern crate hyphenation;
+extern crate textwrap;
+
+#[cfg(feature = "hyphenation")]
+use hyphenation::{Language, Load};
+use textwrap::Wrapper;
+
+#[cfg(not(feature = "hyphenation"))]
+fn new_wrapper<'a>() -> Wrapper<'a, textwrap::HyphenSplitter> {
+ Wrapper::new(0)
+}
+
+#[cfg(feature = "hyphenation")]
+fn new_wrapper<'a>() -> Wrapper<'a, hyphenation::Standard> {
+ let dictionary = hyphenation::Standard::from_embedded(Language::EnglishUS).unwrap();
+ Wrapper::with_splitter(0, dictionary)
+}
+
+fn main() {
+ let example = "Memory safety without garbage collection. \
+ Concurrency without data races. \
+ Zero-cost abstractions.";
+ let mut prev_lines = vec![];
+ let mut wrapper = new_wrapper();
+ for width in 15..60 {
+ wrapper.width = width;
+ let lines = wrapper.wrap(example);
+ if lines != prev_lines {
+ let title = format!(" Width: {} ", width);
+ println!(".{:-^1$}.", title, width + 2);
+ for line in &lines {
+ println!("| {:1$} |", line, width);
+ }
+ prev_lines = lines;
+ }
+ }
+}
diff --git a/textwrap/examples/termwidth.rs b/textwrap/examples/termwidth.rs
new file mode 100644
index 0000000..75db3aa
--- /dev/null
+++ b/textwrap/examples/termwidth.rs
@@ -0,0 +1,41 @@
+#[cfg(feature = "hyphenation")]
+extern crate hyphenation;
+extern crate textwrap;
+
+#[cfg(feature = "hyphenation")]
+use hyphenation::{Language, Load, Standard};
+#[cfg(feature = "term_size")]
+use textwrap::Wrapper;
+
+#[cfg(not(feature = "term_size"))]
+fn main() {
+ println!("Please enable the term_size feature to run this example.");
+}
+
+#[cfg(feature = "term_size")]
+fn main() {
+ #[cfg(not(feature = "hyphenation"))]
+ fn new_wrapper<'a>() -> (&'static str, Wrapper<'a, textwrap::HyphenSplitter>) {
+ ("without hyphenation", Wrapper::with_termwidth())
+ }
+
+ #[cfg(feature = "hyphenation")]
+ fn new_wrapper<'a>() -> (&'static str, Wrapper<'a, Standard>) {
+ let dictionary = Standard::from_embedded(Language::EnglishUS).unwrap();
+ (
+ "with hyphenation",
+ Wrapper::with_splitter(textwrap::termwidth(), dictionary),
+ )
+ }
+
+ let example = "Memory safety without garbage collection. \
+ Concurrency without data races. \
+ Zero-cost abstractions.";
+ // Create a new Wrapper -- automatically set the width to the
+ // current terminal width.
+ let (msg, wrapper) = new_wrapper();
+ println!("Formatted {} in {} columns:", msg, wrapper.width);
+ println!("----");
+ println!("{}", wrapper.fill(example));
+ println!("----");
+}