update to roff 0.2? about man HOT 1 OPEN

   Compiling roff v0.2.1
   Compiling man v0.3.0 (/home/dkg/src/rust/man)
error[E0432]: unresolved imports `roff::list`, `roff::Troffable`
 --> src/man.rs:2:26
  |
2 | use roff::{bold, italic, list, Roff, Troffable};
  |                          ^^^^        ^^^^^^^^^ no `Troffable` in the root
  |                          |
  |                          no `list` in the root

error[E0061]: this function takes 0 arguments but 2 arguments were supplied
  --> src/man.rs:95:20
   |
95 |     let mut page = Roff::new(&self.name, man_num);
   |                    ^^^^^^^^^ ----------  ------- supplied 2 arguments
   |                    |
   |                    expected 0 arguments
   |
note: associated function defined here
  --> /usr/share/cargo/registry/roff-0.2.1/src/lib.rs:48:12
   |
48 |     pub fn new() -> Self {
   |            ^^^

error[E0599]: no method named `section` found for struct `Roff` in the current scope
   --> src/man.rs:131:8
    |
131 |   page.section("NAME", &[desc])
    |        ^^^^^^^ method not found in `Roff`

error[E0599]: no method named `section` found for struct `Roff` in the current scope
   --> src/man.rs:143:10
    |
143 |     page.section("DESCRIPTION", &[desc.to_owned()])
    |          ^^^^^^^ method not found in `Roff`

error[E0308]: mismatched types
   --> src/man.rs:172:14
    |
172 |     msg.push(format!(" {}", arg.name));
    |              ^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `Inline`, found struct `String`
    |
    = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0599]: no method named `section` found for struct `Roff` in the current scope
   --> src/man.rs:175:8
    |
175 |   page.section("SYNOPSIS", &msg)
    |        ^^^^^^^ method not found in `Roff`

error[E0599]: no method named `section` found for struct `Roff` in the current scope
   --> src/man.rs:208:8
    |
208 |   page.section(title, &auth_values)
    |        ^^^^^^^ method not found in `Roff`

error[E0277]: the trait bound `String: From<&&String>` is not satisfied
   --> src/man.rs:227:22
    |
227 |       args.push(bold(&short));
    |                 ---- ^^^^^^
    |                 |    |
    |                 |    the trait `From<&&String>` is not implemented for `String`
    |                 |    help: consider adding dereference here: `&*short`
    |                 required by a bound introduced by this call
    |
    = help: the following implementations were found:
              <String as From<&String>>
              <String as From<&mut str>>
              <String as From<&str>>
              <String as From<Box<str>>>
            and 2 others
    = note: required because of the requirements on the impl of `Into<String>` for `&&String`
note: required by a bound in `bold`
   --> /usr/share/cargo/registry/roff-0.2.1/src/lib.rs:190:25
    |
190 | pub fn bold(input: impl Into<String>) -> Inline {
    |                         ^^^^^^^^^^^^ required by this bound in `bold`

error[E0308]: mismatched types
   --> src/man.rs:227:17
    |
227 |       args.push(bold(&short));
    |                 ^^^^^^^^^^^^ expected struct `String`, found enum `Inline`

error[E0277]: the trait bound `String: From<&&String>` is not satisfied
   --> src/man.rs:233:22
    |
233 |       args.push(bold(&long));
    |                 ---- ^^^^^
    |                 |    |
    |                 |    the trait `From<&&String>` is not implemented for `String`
    |                 |    help: consider adding dereference here: `&*long`
    |                 required by a bound introduced by this call
    |
    = help: the following implementations were found:
              <String as From<&String>>
              <String as From<&mut str>>
              <String as From<&str>>
              <String as From<Box<str>>>
            and 2 others
    = note: required because of the requirements on the impl of `Into<String>` for `&&String`
note: required by a bound in `bold`
   --> /usr/share/cargo/registry/roff-0.2.1/src/lib.rs:190:25
    |
190 | pub fn bold(input: impl Into<String>) -> Inline {
    |                         ^^^^^^^^^^^^ required by this bound in `bold`

error[E0308]: mismatched types
   --> src/man.rs:233:17
    |
233 |       args.push(bold(&long));
    |                 ^^^^^^^^^^^ expected struct `String`, found enum `Inline`

error[E0599]: no method named `section` found for struct `Roff` in the current scope
   --> src/man.rs:245:8
    |
245 |   page.section("FLAGS", &arr)
    |        ^^^^^^^ method not found in `Roff`

error[E0277]: the trait bound `String: From<&&String>` is not satisfied
   --> src/man.rs:264:22
    |
264 |       args.push(bold(&short));
    |                 ---- ^^^^^^
    |                 |    |
    |                 |    the trait `From<&&String>` is not implemented for `String`
    |                 |    help: consider adding dereference here: `&*short`
    |                 required by a bound introduced by this call
    |
    = help: the following implementations were found:
              <String as From<&String>>
              <String as From<&mut str>>
              <String as From<&str>>
              <String as From<Box<str>>>
            and 2 others
    = note: required because of the requirements on the impl of `Into<String>` for `&&String`
note: required by a bound in `bold`
   --> /usr/share/cargo/registry/roff-0.2.1/src/lib.rs:190:25
    |
190 | pub fn bold(input: impl Into<String>) -> Inline {
    |                         ^^^^^^^^^^^^ required by this bound in `bold`

error[E0308]: mismatched types
   --> src/man.rs:264:17
    |
264 |       args.push(bold(&short));
    |                 ^^^^^^^^^^^^ expected struct `String`, found enum `Inline`

error[E0277]: the trait bound `String: From<&&String>` is not satisfied
   --> src/man.rs:270:22
    |
270 |       args.push(bold(&long));
    |                 ---- ^^^^^
    |                 |    |
    |                 |    the trait `From<&&String>` is not implemented for `String`
    |                 |    help: consider adding dereference here: `&*long`
    |                 required by a bound introduced by this call
    |
    = help: the following implementations were found:
              <String as From<&String>>
              <String as From<&mut str>>
              <String as From<&str>>
              <String as From<Box<str>>>
            and 2 others
    = note: required because of the requirements on the impl of `Into<String>` for `&&String`
note: required by a bound in `bold`
   --> /usr/share/cargo/registry/roff-0.2.1/src/lib.rs:190:25
    |
190 | pub fn bold(input: impl Into<String>) -> Inline {
    |                         ^^^^^^^^^^^^ required by this bound in `bold`

error[E0308]: mismatched types
   --> src/man.rs:270:17
    |
270 |       args.push(bold(&long));
    |                 ^^^^^^^^^^^ expected struct `String`, found enum `Inline`

error[E0308]: mismatched types
   --> src/man.rs:273:15
    |
273 |     args.push(italic(&opt.name));
    |               ^^^^^^^^^^^^^^^^^ expected struct `String`, found enum `Inline`

error[E0277]: the trait bound `String: From<&&String>` is not satisfied
   --> src/man.rs:281:24
    |
281 |       args.push(italic(&default));
    |                 ------ ^^^^^^^^
    |                 |      |
    |                 |      the trait `From<&&String>` is not implemented for `String`
    |                 |      help: consider adding dereference here: `&*default`
    |                 required by a bound introduced by this call
    |
    = help: the following implementations were found:
              <String as From<&String>>
              <String as From<&mut str>>
              <String as From<&str>>
              <String as From<Box<str>>>
            and 2 others
    = note: required because of the requirements on the impl of `Into<String>` for `&&String`
note: required by a bound in `italic`
   --> /usr/share/cargo/registry/roff-0.2.1/src/lib.rs:195:27
    |
195 | pub fn italic(input: impl Into<String>) -> Inline {
    |                           ^^^^^^^^^^^^ required by this bound in `italic`

error[E0308]: mismatched types
   --> src/man.rs:281:17
    |
281 |       args.push(italic(&default));
    |                 ^^^^^^^^^^^^^^^^ expected struct `String`, found enum `Inline`

error[E0599]: no method named `section` found for struct `Roff` in the current scope
   --> src/man.rs:294:8
    |
294 |   page.section("OPTIONS", &arr)
    |        ^^^^^^^ method not found in `Roff`

error[E0308]: mismatched types
   --> src/man.rs:313:15
    |
313 |     args.push(bold(&env.name));
    |               ^^^^^^^^^^^^^^^ expected struct `String`, found enum `Inline`

error[E0277]: the trait bound `String: From<&&String>` is not satisfied
   --> src/man.rs:321:24
    |
321 |       args.push(italic(&default));
    |                 ------ ^^^^^^^^
    |                 |      |
    |                 |      the trait `From<&&String>` is not implemented for `String`
    |                 |      help: consider adding dereference here: `&*default`
    |                 required by a bound introduced by this call
    |
    = help: the following implementations were found:
              <String as From<&String>>
              <String as From<&mut str>>
              <String as From<&str>>
              <String as From<Box<str>>>
            and 2 others
    = note: required because of the requirements on the impl of `Into<String>` for `&&String`
note: required by a bound in `italic`
   --> /usr/share/cargo/registry/roff-0.2.1/src/lib.rs:195:27
    |
195 | pub fn italic(input: impl Into<String>) -> Inline {
    |                           ^^^^^^^^^^^^ required by this bound in `italic`

error[E0308]: mismatched types
   --> src/man.rs:321:17
    |
321 |       args.push(italic(&default));
    |                 ^^^^^^^^^^^^^^^^ expected struct `String`, found enum `Inline`

error[E0599]: no method named `section` found for struct `Roff` in the current scope
   --> src/man.rs:334:8
    |
334 |   page.section("ENVIRONMENT", &arr)
    |        ^^^^^^^ method not found in `Roff`

error[E0599]: no method named `section` found for struct `Roff` in the current scope
   --> src/man.rs:353:8
    |
353 |   page.section(
    |        ^^^^^^^ method not found in `Roff`

error[E0599]: no method named `section` found for struct `Roff` in the current scope
   --> src/man.rs:383:8
    |
383 |   page.section(&custom_section.name, &paragraphs)
    |        ^^^^^^^ method not found in `Roff`

error[E0308]: mismatched types
   --> src/man.rs:425:64
    |
425 |     let example = list(&[text], &[bold(full_command.as_str()), output]);
    |                                                                ^^^^^^ expected enum `Inline`, found struct `String`

error[E0599]: no method named `section` found for struct `Roff` in the current scope
   --> src/man.rs:428:8
    |
428 |   page.section("examples", &arr)
    |        ^^^^^^^ method not found in `Roff`

Some errors have detailed explanations: E0061, E0277, E0308, E0432, E0599.
For more information about an error, try `rustc --explain E0061`.
error: could not compile `man` due to 28 previous errors
warning: build failed, waiting for other jobs to finish...
error: build failed