warning: field assignment outside of initializer for an instance created with Default::default()
  --> examples/src/bin/extract_page.rs:77:5
   |
77 |     info.title = Some(PdfString::from("test"));
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
note: consider initializing the variable with `pdf::object::InfoDict { title: Some(PdfString::from("test")), ..Default::default() }` and removing relevant reassignments
  --> examples/src/bin/extract_page.rs:76:5
   |
76 |     let mut info = InfoDict::default();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#field_reassign_with_default
   = note: `#[warn(clippy::field_reassign_with_default)]` on by default

warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> examples/src/bin/form.rs:35:29
   |
35 | / ...                   match op {
36 | | ...                       Op::TextDraw { text } => {
37 | | ...                           println!("{}", text.to_string_lossy());
38 | | ...                           *text = PdfString::from("helloo");
39 | | ...                       }
40 | | ...                       _ => {}
41 | | ...                   }
   | |_______________________^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
help: try
   |
35 ~                             if let Op::TextDraw { text } = op {
36 +                                 println!("{}", text.to_string_lossy());
37 +                                 *text = PdfString::from("helloo");
38 +                             }
   |

warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
  --> examples/src/bin/form.rs:29:17
   |
29 | /                 match *normal {
30 | |                     AppearanceStreamEntry::Single(ref s) => {
31 | |                         //dbg!(&s.stream.resources);
32 | |                         
...  |
48 | |                     _ => {}
49 | |                 }
   | |_________________^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
   = note: `#[warn(clippy::single_match)]` on by default
help: try
   |
29 ~                 if let AppearanceStreamEntry::Single(ref s) = *normal {
30 +                     //dbg!(&s.stream.resources);
31 +                     
32 +                     let mut ops = s.operations(&file.resolver())?;
33 +                     for op in ops.iter_mut() {
34 +                         match op {
35 +                             Op::TextDraw { text } => {
36 +                                 println!("{}", text.to_string_lossy());
37 +                                 *text = PdfString::from("helloo");
38 +                             }
39 +                             _ => {}
40 +                         }
41 +                     }
42 +                     let stream = Stream::new(s.stream.info.info.clone(), serialize_ops(&ops)?);
43 + 
44 +                     let normal2 = AppearanceStreamEntry::Single(FormXObject { stream });
45 +                     file.update(a.normal.get_inner(), normal2)?;
46 +                 }
   |

warning: unused variable: `reference`
   --> examples/src/bin/form.rs:128:13
    |
128 |         let reference = file.update(
    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reference`

warning: unused variable: `ops`
  --> examples/src/bin/form.rs:21:9
   |
21 |     let ops = page0
   |         ^^^ help: if this is intentional, prefix it with an underscore: `_ops`
   |
   = note: `#[warn(unused_variables)]` on by default

warning: unused import: `Name`
  --> examples/src/bin/form.rs:11:44
   |
11 | use pdf::primitive::{PdfString, Primitive, Name};
   |                                            ^^^^

warning: unused imports: `FontData`, `Font`, `TFont`
 --> examples/src/bin/form.rs:9:17
  |
9 | use pdf::font::{Font, FontData, TFont};
  |                 ^^^^  ^^^^^^^^  ^^^^^

warning: unused import: `Log`
 --> examples/src/bin/form.rs:8:30
  |
8 | use pdf::file::{FileOptions, Log};
  |                              ^^^

warning: unused import: `std::collections::HashMap`
 --> examples/src/bin/form.rs:3:5
  |
3 | use std::collections::HashMap;
  |     ^^^^^^^^^^^^^^^^^^^^^^^^^
  |
  = note: `#[warn(unused_imports)]` on by default

warning: this expression creates a reference which is immediately dereferenced by the compiler
   --> pdf/src/build.rs:268:36
    |
268 |                 match self.map.get(&r1) {
    |                                    ^^^ help: change this to: `r1`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow

warning: this expression borrows a value the compiler would automatically borrow
   --> pdf/src/object/mod.rs:759:21
    |
759 |         Ok(Box::new((&**self).deep_clone(cloner)?))
    |                     ^^^^^^^^^ help: change this to: `(**self)`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
    = note: `#[warn(clippy::needless_borrow)]` on by default

warning: this `.into_iter()` call is equivalent to `.iter()` and will not consume the `Vec`
   --> pdf/src/object/mod.rs:602:70
    |
602 |             Primitive::Array(ref parts) => Ok(Primitive::Array(parts.into_iter().map(|p| p.deep_clone(cloner)).try_collect()?)),
    |                                                                      ^^^^^^^^^ help: call directly: `iter`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
    = note: `#[warn(clippy::into_iter_on_ref)]` on by default

warning: unused variable: `old`
   --> pdf/src/build.rs:397:22
    |
397 |         if let Some((old, new)) = self.shared.get(&key) {
    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_old`

warning: unused variable: `cloner`
   --> pdf/src/encoding.rs:105:26
    |
105 |     fn deep_clone(&self, cloner: &mut impl pdf::object::Cloner) -> Result<Self> {
    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloner`

warning: unused variable: `update`
   --> pdf/src/primitive.rs:267:28
    |
267 |     fn to_primitive(&self, update: &mut impl Updater) -> Result<Primitive> {
    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_update`

warning: unused variable: `cloner`
   --> pdf/src/object/mod.rs:766:38
    |
766 |                 fn deep_clone(&self, cloner: &mut impl Cloner) -> Result<Self> {
    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloner`
...
773 | deep_clone_simple!(f32, i32, u32, bool, Name, (), Date, PdfString, Rect, u8, Arc<[u8]>, Vec<u16>);
    | ------------------------------------------------------------------------------------------------- in this macro invocation
    |
    = note: this warning originates in the macro `deep_clone_simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: unused variable: `cloner`
   --> pdf/src/object/mod.rs:766:38
    |
766 |                 fn deep_clone(&self, cloner: &mut impl Cloner) -> Result<Self> {
    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloner`
...
773 | deep_clone_simple!(f32, i32, u32, bool, Name, (), Date, PdfString, Rect, u8, Arc<[u8]>, Vec<u16>);
    | ------------------------------------------------------------------------------------------------- in this macro invocation
    |
    = note: this warning originates in the macro `deep_clone_simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: unused variable: `cloner`
   --> pdf/src/object/mod.rs:766:38
    |
766 |                 fn deep_clone(&self, cloner: &mut impl Cloner) -> Result<Self> {
    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloner`
...
773 | deep_clone_simple!(f32, i32, u32, bool, Name, (), Date, PdfString, Rect, u8, Arc<[u8]>, Vec<u16>);
    | ------------------------------------------------------------------------------------------------- in this macro invocation
    |
    = note: this warning originates in the macro `deep_clone_simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: unused variable: `cloner`
   --> pdf/src/object/mod.rs:766:38
    |
766 |                 fn deep_clone(&self, cloner: &mut impl Cloner) -> Result<Self> {
    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloner`
...
773 | deep_clone_simple!(f32, i32, u32, bool, Name, (), Date, PdfString, Rect, u8, Arc<[u8]>, Vec<u16>);
    | ------------------------------------------------------------------------------------------------- in this macro invocation
    |
    = note: this warning originates in the macro `deep_clone_simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: unused variable: `cloner`
   --> pdf/src/object/mod.rs:766:38
    |
766 |                 fn deep_clone(&self, cloner: &mut impl Cloner) -> Result<Self> {
    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloner`
...
773 | deep_clone_simple!(f32, i32, u32, bool, Name, (), Date, PdfString, Rect, u8, Arc<[u8]>, Vec<u16>);
    | ------------------------------------------------------------------------------------------------- in this macro invocation
    |
    = note: this warning originates in the macro `deep_clone_simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: unused variable: `cloner`
   --> pdf/src/object/mod.rs:766:38
    |
766 |                 fn deep_clone(&self, cloner: &mut impl Cloner) -> Result<Self> {
    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloner`
...
773 | deep_clone_simple!(f32, i32, u32, bool, Name, (), Date, PdfString, Rect, u8, Arc<[u8]>, Vec<u16>);
    | ------------------------------------------------------------------------------------------------- in this macro invocation
    |
    = note: this warning originates in the macro `deep_clone_simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: unused variable: `cloner`
   --> pdf/src/object/mod.rs:766:38
    |
766 |                 fn deep_clone(&self, cloner: &mut impl Cloner) -> Result<Self> {
    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloner`
...
773 | deep_clone_simple!(f32, i32, u32, bool, Name, (), Date, PdfString, Rect, u8, Arc<[u8]>, Vec<u16>);
    | ------------------------------------------------------------------------------------------------- in this macro invocation
    |
    = note: this warning originates in the macro `deep_clone_simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: unused variable: `cloner`
   --> pdf/src/object/mod.rs:766:38
    |
766 |                 fn deep_clone(&self, cloner: &mut impl Cloner) -> Result<Self> {
    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloner`
...
773 | deep_clone_simple!(f32, i32, u32, bool, Name, (), Date, PdfString, Rect, u8, Arc<[u8]>, Vec<u16>);
    | ------------------------------------------------------------------------------------------------- in this macro invocation
    |
    = note: this warning originates in the macro `deep_clone_simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: unused variable: `cloner`
   --> pdf/src/object/mod.rs:766:38
    |
766 |                 fn deep_clone(&self, cloner: &mut impl Cloner) -> Result<Self> {
    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloner`
...
773 | deep_clone_simple!(f32, i32, u32, bool, Name, (), Date, PdfString, Rect, u8, Arc<[u8]>, Vec<u16>);
    | ------------------------------------------------------------------------------------------------- in this macro invocation
    |
    = note: this warning originates in the macro `deep_clone_simple` (in Nightly builds, run with -Z macro-backtrace for more info)

warning: unused variable: `cloner`
   --> pdf/src/object/mod.rs:766:38
    |
766 |                 fn deep_clone(&self, cloner: &mut impl Cloner) -> Result<Self> {
    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloner`
...
773 | deep_clone_simple!(f32, i32, u32, bool, Name, (), Date, PdfString, Rect, u8, Arc<[u8]>, Vec<u16>);
    | ------------------------------------------------------------------------------------------------- in this macro invocation
    |
    = note: this warning originates in the macro `deep_clone_simple` (in Nightly builds, run with -Z macro-backtrace for more info)