From 5e20a29b4fdc8a2d442d1093681b396dcb4b816b Mon Sep 17 00:00:00 2001
From: Robin Krahl <robin.krahl@ireas.org>
Date: Tue, 7 Jan 2020 11:18:04 +0000
Subject: Add structopt dependency in version 0.3.7

This patch series replaces argparse with structopt in the argument
handling code. As a first step, we need structopt as a dependency.

Import subrepo structopt/:structopt at efbdda4753592e27bc430fb01f7b9650b2f3174d
Import subrepo bitflags/:bitflags at 30668016aca6bd3b02c766e8347e0b4080d4c296
Import subrepo clap/:clap at 784524f7eb193e35f81082cc69454c8c21b948f7
Import subrepo heck/:heck at 093d56fbf001e1506e56dbfa38631d99b1066df1
Import subrepo proc-macro-error/:proc-macro-error at 6c4cfe79a622c5de8ae68557993542be46eacae2
Import subrepo proc-macro2/:proc-macro2 at d5d48eddca4566e5438e8a2cbed4a74e049544de
Import subrepo quote/:quote at 727436c6c137b20f0f34dde5d8fda2679b9747ad
Import subrepo rustversion/:rustversion at 0c5663313516263059ce9059ef81fc7a1cf655ca
Import subrepo syn-mid/:syn-mid at 5d3d85414a9e6674e1857ec22a87b96e04a6851a
Import subrepo syn/:syn at e87c27e87f6f4ef8919d0372bdb056d53ef0d8f3
Import subrepo textwrap/:textwrap at abcd618beae3f74841032aa5b53c1086b0a57ca2
Import subrepo unicode-segmentation/:unicode-segmentation at 637c9874c4fe0c205ff27787faf150a40295c6c3
Import subrepo unicode-width/:unicode-width at 3033826f8bf05e82724140a981d5941e48fce393
Import subrepo unicode-xid/:unicode-xid at 4baae9fffb156ba229665b972a9cd5991787ceb7
---
 textwrap/examples/layout.rs    | 38 ++++++++++++++++++++++++++++++++++++++
 textwrap/examples/termwidth.rs | 41 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 79 insertions(+)
 create mode 100644 textwrap/examples/layout.rs
 create mode 100644 textwrap/examples/termwidth.rs

(limited to 'textwrap/examples')

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!("----");
+}
-- 
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